The IDEMS Podcast

Follow The IDEMS Podcast
Share on
Copy link to clipboard

Stories from a social enterprise that uses mathematical sciences in impact-oriented work around the world. Our experiences range from helping some of the world's poorest farmers get value from data, to enabling academics to use AI responsibly in their teaching. We never know what our next task will be but the last 6 years have shown that it is likely to lead to a story.

IDEMS International


    • May 13, 2025 LATEST EPISODE
    • weekdays NEW EPISODES
    • 27m AVG DURATION
    • 157 EPISODES


    Search for episodes from The IDEMS Podcast with a specific topic:

    Latest episodes from The IDEMS Podcast

    157 – Innovative MSc Programme for Maths Teachers in Kenya, Part 2

    Play Episode Listen Later May 13, 2025 36:52


    David Stern and Mike Obiero continue their discussion of the MSc in Math Innovation program. The program's three major pathways – educational innovation, mathematics, and data and AI – are designed to fill specific gaps and cater to diverse interests. They highlight the flexibility of the program and its suitability for both local and international contexts, emphasising its potential for broad impact and collaboration.

    156 – Innovative MSc Programme for Maths Teachers in Kenya, Part 1

    Play Episode Listen Later May 9, 2025 31:56


    David welcomes Mike Obiero back to the podcast, president of the Kenyan Maths Society and lecturer at Maseno University. They discuss a new, flexible MSc programme targeted at mathematics teachers in Kenya. The aim is to empower teachers, provide practical skills, and leverage the rich history of mathematics education in Kenya to produce the next generation of math educators and innovators.

    155 – Agroecological Possibilities of Solar Panels

    Play Episode Listen Later May 6, 2025 21:44


    Lucie Hazelgrove Planel and David Stern discuss an intriguing study on the ecological benefits of solar panels in desert regions. They discuss how solar panels can increase biodiversity by providing shade, reduce desertification, and potentially convert unproductive desert land into valuable solar farms that generate electricity and support agricultural activities, helping to create sustainable oases in deserts worldwide.

    154 – Fuma Gaskyia and Human Urine Fertiliser

    Play Episode Listen Later May 2, 2025 27:31


    David Stern interviews Aminou from Niger about his work with Fuma Gaskiya, a farmer federation. They discuss the federation's origins, its growth from around 5,000 to over 21,000 members, including 55% women, and its significant achievements. Aminou shares how Fuma Gaskiya managed a research grant, tackled data collection challenges, and demonstrated the efficacy of using human urine (referred to as “oga”) as fertilizer. They reflect on shifting power dynamics in research, the development of a farmer-owned data collection app, and how these efforts have elevated the federation's standing as respected research partners.

    153 – Paving the Road for Biological Pest Control in Niger

    Play Episode Listen Later Apr 29, 2025 27:52


    In this episode, David chats with Laouali from the Sahel IPM team about his inspiring journey in biological pest control. Laouali shares his experiences from starting with the GIMEM project, mentoring students, expanding pest management techniques, and his aspirations for safer, organic agriculture in Niger.

    152 – Types of Graphs

    Play Episode Listen Later Apr 25, 2025 21:25


    In this episode, Lily and David explore different types of graphs and their uses in data visualization. They discuss how to categorize visualizations for quick data checks, detailed interpretation, and effective presentations, emphasizing the importance of tailoring graphs to the audience.

    151 – Data Variability

    Play Episode Listen Later Apr 22, 2025 30:10


    Data scientists Lily Clements and David Stern discuss the concept of variability in data analysis. They explore different types of variability, particularly in the context of using ANOVA (Analysis of Variance) to analyse data variability. Considering practical examples from agriculture, they consider the complexity of distinguishing between natural and unaccounted-for variability.

    150 – Building Impactful Teams in West Africa

    Play Episode Listen Later Apr 18, 2025 28:24


    In this episode, David interviews Professor Baoua on the journey of creating a robust research team in West Africa, making the most of limited resources and supported by the McKnight Foundation. Through a student-centered pyramid structure, he achieved significant innovations taking advantage of local resources, considering multidisciplinary collaboration and sustainability.

    149 – Battling Millet Head Miners in Niger

    Play Episode Listen Later Apr 15, 2025 25:18


    In this episode, David interviews Prof. Baoua about his remarkable 20-year effort to combat the millet head miner in the Sahel. He recounts how he developed a biological control method using a natural enemy, habrobracon hebetor, and empowered local farmers to deploy it. Supported by the McKnight Foundation, their project scaled to protect over 1.5 million hectares, transforming regional agriculture and turning a pest crisis into a sustainable solution.

    148 – Transforming Research through Community Collaboration

    Play Episode Listen Later Apr 11, 2025 32:50


    In this episode, David talks with Moustafa from Niger about empowering local farmers through agroecological practices. The discussion focuses on integrating local knowledge with scientific research, emphasizing patience and shifting power to local communities. This approach has led to effective scalability and impactful research results.

    147 – Cultivating Change: Local Solutions for Nutrition

    Play Episode Listen Later Apr 8, 2025 31:10


    In this episode, David speaks with Moustafa from Niger about his award-winning work in integrating cultural heritage and agroecology to fight malnutrition. Highlights include reviving over 40 traditional nutrient-rich dishes, community engagement, and the positive impact on local health and nutrition despite recent political challenges.

    146 – Reflections on the CRFS Leadership Meeting 2025

    Play Episode Listen Later Apr 4, 2025 32:12


    Lucie interviews David about his recent CRFS leadership meeting participation. They discuss the strategies and regional focuses of the Global CRFS, the significance of bringing together varied projects, and the importance of synergy between local and global agroecology efforts.

    145 – Problematising what it means to ‘help communities'

    Play Episode Listen Later Apr 1, 2025 23:12


    Following a comment by Lucie that she wanted to ‘help communities do what they want to do', Kate and Lucie dig into the complexities of the reality of this.

    144 – Who can be activated for impact?

    Play Episode Listen Later Mar 28, 2025 24:30


    In this episode, George and David explore the concept of impact activation for mathematical scientists. They discuss how PhD holders in math-related fields can transition into diverse areas, adding unique value to social impact projects. The conversation highlights key traits like deep focus, resilience, pattern recognition, and abstraction skills that make mathematical scientists ideal for such roles. Emphasis is placed on the importance of collaboration.

    143 – The Impact Activation Book

    Play Episode Listen Later Mar 25, 2025 27:43


    In this episode, George and David discuss 'impact activation', a concept aimed at leveraging mathematical expertise for social good. Following a workshop at the International Center for Mathematical Sciences in Edinburgh, they envision turning their insights into a comprehensive book. This book will detail personal stories, impactful case studies, and the theoretical underpinnings of impact activation.

    142 – Reflections on Impact Activation Workshop at ICMS Edinburgh, Part 2

    Play Episode Listen Later Mar 21, 2025 24:12


    In this episode, David, George, and Lily recap their recent ICMS workshop, focusing on 'impact activation'. They discuss three career pathways: pursuing social impact as a hobby, integrating it into academic roles, or taking a significant leap into social-focused careers. They share insights from participants, noting the importance of personal definitions and the value of fostering supportive networks to facilitate impactful work.

    141 – Reflections on Impact Activation Workshop at ICMS Edinburgh, Part 1

    Play Episode Listen Later Mar 18, 2025 25:16


    David, Lily and George reflect on their recent workshop at the International Center for Mathematical Sciences (ICMS) in Edinburgh, which focused on impact activation. They discuss the organisation and effectiveness of the workshop's model, which involved rapid preparation, flexible session plans, and ample reflection. They also share insights from their interactions with a diverse group of participants and the transferable skills within mathematical sciences.

    140 – Scaling the Maths Camps

    Play Episode Listen Later Mar 14, 2025 22:19


    In this episode David and Zach discuss the exciting work with scaling the math camps in Kenya. These camps, designed to engage all students, not just the math enthusiasts, are changing how young people view mathematics. They share inspiring stories of students who discovered a passion for math through these unconventional and interactive camps. They suggest how the Virtual Maths Camp innovation enabled large-scale participation and empowered teachers to keep the momentum going after camps.

    140 – Electronic Maths Textbooks in Kenya

    Play Episode Listen Later Mar 14, 2025 22:04


    In this episode, David speaks with Zachary Mbasu, the director of INODEMS in Kenya, about their collaborative efforts in developing new maths textbooks tailored for the competency-based curriculum currently being implemented in Kenya. The discussion highlights the challenges of the new curriculum and the use of technologies such as PreText and STACK to offer interactive and personalised learning experiences for students. They consider the significance of contextualised learning tools and the ongoing work for creating open textbooks that address the specific needs of different student populations.

    138 – AI in International Development, Part 2

    Play Episode Listen Later Mar 7, 2025 20:18


    Lily Clements and David Stern continue their discussion on the role of AI in international development, focusing on the evolution of AI in education, particularly in low-resource environments. From providing automated feedback on assessments to supporting personal tutors, they stress the importance of collaboration in building effective feedback systems and consider how AI can enhance rather than replace human interactions in education.

    137 – AI in International Development, Part 1

    Play Episode Listen Later Mar 4, 2025 26:49


    Lily Clements and David Stern discuss the intersection of AI and international development, particularly in low-resource environments. David reflects on the critical, yet often overlooked, role AI could play in aiding smallholder farmers in regions like West Africa. They consider the potential of open-source AI, the ethical issues around commercially driven AI apps, and the significant yet underutilised impact of established AI technologies on international development.

    136 – A Role of Technology in Education

    Play Episode Listen Later Feb 28, 2025 21:40


    In this episode, Santiago Borio and David Stern explore how technology can better support teachers and improve student interactions. They share personal stories, discuss the challenges of providing personalized feedback, and highlight innovative tools and techniques. The episode offers insights into making classrooms more engaging and effective through technology, with perspectives from educational contexts in Argentina and Tanzania.

    135 – Resource Constraints and Technological Innovation

    Play Episode Listen Later Feb 25, 2025 37:20


    In this episode, co-founding director David Stern is joined by Johnny McQuade, a software developer at IDEMS, for his first discussion on the show. Prompted by recent advancements in AI technology from Chinese company DeepSeek, they consider the impact of resource limitations on technological development, within the field of AI and more generally. They consider how IDEMS' approach of building technology for low-resource environments has the potential for global benefits in terms of innovation, efficiency, and sustainability in technology, linking this to the UN's Sustainable Development Goals.

    134 – Introducing Michael Obiero: Rethinking Maths Textbooks

    Play Episode Listen Later Feb 21, 2025 27:47


    David Stern talks to Dr. Michael Obiero from Maseno University about their inspiring joint initiatives in educational reform. They delve into the challenges and achievements in developing digital, competency-based mathematics textbooks aimed at the Kenyan education system. Michael shares insights on the innovative methods deployed by the interns working on this project, the integration of various educational tools, and how this effort is expected to transform mathematics education in Kenya and potentially other countries too.

    133 – Schooling and Alternative Education Systems

    Play Episode Listen Later Feb 18, 2025 24:16


    Santiago Borio, currently working as a maths teacher in Argentina, talks to David Stern about the differences between traditional schooling and other forms of education. They explore the potential downsides of compulsory schooling on rural and traditional communities, the distinction between education and schooling, and the societal impact of standardised education.

    132 – Paris AI Action Summit

    Play Episode Listen Later Feb 14, 2025 19:23


    In this episode, data scientist Lily Clements and co-founding director David Stern discuss the AI Summit held in France in February 2025. The newly released declaration, signed by over 60 nations, promotes inclusive, sustainable, and responsible AI practices. They consider how, despite the notable absence of the UK and US, the declaration signals a potential shift towards societal benefit over commercial interest in AI development.

    131 – USAID Revisited

    Play Episode Listen Later Feb 11, 2025 24:05


    Following up on the discussion in Episode 129, Santiago Borio questions David Stern further on the implications of Donald Trump's executive order terminating USAID funding. They analyse the immediate and future consequences of this decision, and compare the situation with the UK's DFID closure, noting differences in impact and response.

    130 – Equality and Equity

    Play Episode Listen Later Feb 7, 2025 29:43


    Is it right to treat people differently? In this episode, Lily questions David around the idea of the IDEMS principle “options by context”, and how it applies to making concessions for different students in an educational setting. What is the difference between equality and equity, and which should we aim for?

    129 – USAID

    Play Episode Listen Later Feb 4, 2025 35:08


    In this episode of the IDEMS podcast, co-directors David Stern and Kate Fleming discuss the breaking news of the proposed shutdown of USAID. Highlighting the immediate and long-term implications, they consider the historical context of similar actions, notably the disbandment of DFID in the UK. They examine the wide-reaching effects on international development, local economies, and human lives, while recognising the potential for future innovation and systemic change.

    128 – Experiences of Using STACK for Data Skills

    Play Episode Listen Later Jan 31, 2025 28:31


    In this episode, Lily and Santiago discuss their work with STACK for developing data skills. They share their experiences using STACK to create interactive and personalized questions for teaching statistical concepts. They reflect on different experiences using STACK questions on data with students, highlight the platform's ability to foster understanding through feedback and mastery learning, delve into the challenges of question design, and discuss student reception and performance improvements.

    127 – Scalable Solutions vs Individual Impact in Education

    Play Episode Listen Later Jan 28, 2025 28:43


    With Santiago returning to teaching this year, he and David discuss the contrasting dynamics between personalised teaching and scalable educational solutions. They explore the benefits and challenges of working directly with students, especially in an inclusive school environment, versus the impact of implementing large-scale academic solutions like STACK.

    126 – Mathematics in Africa: Stories of Success

    Play Episode Listen Later Jan 24, 2025 28:47


    In this IDEMS podcast episode, Lily and David discuss the journey and challenges of Angela, the first African to win the Internet Math Off competition. David shares insights from his time teaching Angela at AIMS Ghana and highlights the barriers African female mathematicians face joining the international maths community. They talk about initiatives like the Schoenberg Foundation's support for female academics and the importance of role models. They also reflect on postgraduate courses in Africa and discuss the Maths Innovations Masters programme.

    125 – AI Summaries

    Play Episode Listen Later Jan 21, 2025 25:45


    As a large language model, I can't summarise this episode… Lily and David delve into the topic of AI summaries, considering issues of misinformation, the impact on organisational reputations, and the complexities of determining responsibility.

    124 – Communities and Development

    Play Episode Listen Later Jan 17, 2025 19:40


    What is the importance of communities in international development? In this episode, Lucie Hazelgrove Planel and David Stern explore how communities function as a critical support structure, with established roles and leaders, and compare the ways that communities work in low-resource environments vs high-resource environments. The conversation considers the compromise that communities demand, and the shift towards digital communities, assessing their impact and the need for a balance between individual needs and collective well-being.

    123 – Unpacking the Question, “Why don’t we just give money?”

    Play Episode Listen Later Jan 14, 2025 26:59


    In this follow-up to Episode 112, Lucie Hazelgrove Planel and David Stern explore the complexities behind the question posed in that episode: “Why don't we just give money?” Through interrogating the assumptions of the question, they explore the nuances of direct monetary aid versus structured development activities, discussing personal experiences, the impact on local economies, and the importance of context-specific solutions.

    122 – Technology in Secondary Education

    Play Episode Listen Later Jan 10, 2025 29:01


    Santiago Borio and David Stern discuss Santiago's return to teaching in Argentina, and his initiatives to integrate technology into education, focusing on the use of STACK for formative assessments. They consider the potential for scaling these technologies and discuss the exciting parallel projects in Kenya, the complexities of school database systems, and the responsible use of AI in education.

    121 – Reflections on Research Methods Support (RMS) Workshops

    Play Episode Listen Later Jan 7, 2025 33:52


    Social impact scientist Lucie Hazelgrove Planel and IDEMS co-founding director David Stern discuss their recent trip to Niger, Burkina Faso, and Mali. They reflect on the series of workshops they conducted for the Global Collaboration for Resilient Food Systems, focusing on innovative and conceptual research methods. They consider the challenges of integrating qualitative and quantitative research, the incorporation of artificial intelligence, and the importance of moving beyond disciplinary silos to address the complexities of agroecology.

    120 – Reflections on Past and Future New Years

    Play Episode Listen Later Jan 3, 2025 19:03


    In this New Year special of the IDEMS podcast, David and Santiago reflect on their journey with IDEMS, starting from Santiago's official employment in early 2020. They discuss their initial projects and the disruptions caused by COVID-19, which led to shifts in their work approach. They share insights on the growth of the IDEMS team, the challenges faced, and Santiago's personal experiences transitioning between roles within the organisation and as a school teacher. The conversation highlights adaptability, and the ongoing mission to foster positive social impact through local innovation.

    119 – The New Year’s Special

    Play Episode Listen Later Dec 31, 2024 22:14


    In this special New Year's edition of the IDEMS podcast, David, Lucie, Lily, and Santiago reflect on a year of episodes. They discuss the challenges and rewards of recording, their focus on complex and transparent discussions, and the podcast's role within IDEMS' broader work. Looking ahead, they explore ideas for involving more team members and creating in-depth mini-series. The episode concludes with gratitude and appreciation for the collaboration and behind-the-scenes support, highlighting the podcast's multifaceted benefits.

    118 – Festive Special: Another Perspective on Giving

    Play Episode Listen Later Dec 27, 2024 23:24


    In this episode, David and James discuss the intricacies of charitable giving within the Kenyan educational system. They share experiences about university scholarships, their impact, and challenges like 'tarmacking', graduates struggling to find their first employment opportunities. Emphasizing the need for strategic and collaborative funding, they explore how diverse initiatives, while beneficial, can create new issues. The conversation highlights the aspiration for a cohesive approach to educational support from early childhood to postgraduate levels to ensure sustainable impact.

    117 – Festive Special: Giving

    Play Episode Listen Later Dec 24, 2024 19:50


    In this festive episode of the IDEMS podcast, Lily and David discuss the theme of giving during the holiday season. They explore the impact of charitable initiatives like the Band Aid song and emphasize a balanced approach to giving, encouraging contributions both locally and globally while recognizing Africa's potential on the global stage.

    116 – Collective Intelligence

    Play Episode Listen Later Dec 20, 2024 40:01


    IDEMS co-directors David Stern and Kate Fleming consider the concept of collective intelligence and its implications for society and technology. The discussion covers the relationship to artificial intelligence, misinformation, and how collective intelligence can be utilised to help address global issues like climate change and systemic problems by democratising and elevating diverse forms of expertise. By emphasising the role of marginalised communities in developing inclusive technology, collective intelligence can lead to better societal outcomes and more effective solutions.

    115 – Research Methods Support Teams

    Play Episode Listen Later Dec 17, 2024 25:54


    Following a rare chance for in person meetings with most of the Research Methods Support team in West Africa, David and Lucie reflect on the team's development and evolving role supporting researchers. We seem to be making concrete progress on our goal to nurture talent in West Africa.

    114 – International Impact Award 2024

    Play Episode Listen Later Dec 13, 2024 24:50


    In this episode, Lily and David celebrate and reflect on IDEMS International's recent International Impact Award 2024 win at the Social Enterprise UK Awards. They highlight the organisation's significant achievements, including the digitalisation of a parenting program trialled in Tanzania, demonstrating the potential for high impact at scale. The conversation underscores IDEMS' innovative approach to building technology for social impact, their collaborative work with local partners, and plans for future developments in regions like West Africa.

    113 – Research Methods Workshops and Trainings

    Play Episode Listen Later Dec 10, 2024 22:34


    Lucie and David discuss their upcoming research methods workshops in West Africa under McKnight Foundation's Collaboration for Resilient Food Systems. Covering a decade of workshops, they consider the history and evolution of these training sessions, including the birth of R-Instat. They consider challenges during COVID-19, and emphasise the value of community building.

    112 – Why don’t we just give money?

    Play Episode Listen Later Dec 6, 2024 21:47


    In this episode, Lily and David discuss the pros and cons of giving money directly to individuals versus using systemic approaches to address poverty. They highlight real-life examples where well-intentioned cash donations led to unintended negative consequences and explore the potential benefits and challenges of universal basic income. The conversation underscores the importance of context and thoughtful consideration in mitigating inequality.

    111 – Sustainability, Scalability, and Systemic Change: IDEMS’ Approach to Impacting Grand Challenges

    Play Episode Listen Later Dec 3, 2024 21:24


    In this episode, co-founding directors David Stern and Danny Parsons discuss the organization's approach to tackling grand challenges. They consider three core principles guiding their decision-making: sustainability through capacity building, scalability via community development, and systemic change by collaborating with institutions. Would it be a failure if IDEMS was no longer valuable?

    110 – Further reflections on the FRN Convening

    Play Episode Listen Later Nov 29, 2024 20:03


    Lucie and David continue their reflections on the recent Farmer Research Network convening held by the McKnight Foundation. They focus on the sharing of experiences between farmer research network representatives in West and East Africa, and their role as Research Methods Support to support those interactions and learnings.

    109 – Mathematical Scientists as Impact Activators

    Play Episode Listen Later Nov 26, 2024 24:58


    IDEMS founding directors David Stern and Danny Parsons discuss the concept of impact activation and the potential for mathematicians to contribute to social impact projects. They consider specific ways in which the skills of mathematical scientists can be useful in these contexts, advocating for a pipeline to create more opportunities for those interested in this path.

    108 – James’ Journey of Innovative Statistics Education

    Play Episode Listen Later Nov 22, 2024 31:32


    In this episode of the IDEMS podcast, David talks with James Musyoka about their journey to revolutionise statistics education at Maseno University and beyond. They highlight the use of technology, overcoming access issues, and the importance of practical data work. They emphasise gradual change led by new educators and the critical need for interpretation skills in teaching statistics.

    107 – Where Do We Draw the Line on Transparency?

    Play Episode Listen Later Nov 19, 2024 29:36


    In this episode, Lily and David Stern consider IDEMS' relationship to transparency. They discuss the challenges and ethical considerations in sharing data, and the importance of balancing transparency with the need for privacy and protection against potential harm.

    Claim The IDEMS Podcast

    In order to claim this podcast we'll send an email to with a verification link. Simply click the link and you will be able to edit tags, request a refresh, and other features to take control of your podcast page!

    Claim Cancel