Necessary & Sufficient

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Necessary & Sufficient is an exploration of ideas (including those of duality, bifurcation, and hierarchy), a meditation on communication, a map of my mind, and a document of its own creation. Each week I record a conversation with a guest about a pair of related yet distinct concepts. The guest doe…

Evan Forman


    • Nov 15, 2016 LATEST EPISODE
    • infrequent NEW EPISODES
    • 163 EPISODES


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    Latest episodes from Necessary & Sufficient

    165: Mamas & Papas with Hillary Frank

    Play Episode Listen Later Nov 15, 2016


    Oops, another long break!  But I am thrilled to return with another conversation with Hillary Frank, of the Longest Shortest Time.

    164: Art & Artifact with Alex Tunstall

    Play Episode Listen Later May 17, 2016


    Why did it take me so long to have Alex on N&S?  Was I waiting for her to finish her degree?  Well, done and done.

    163: Lick & Riff with Seth Kibel

    Play Episode Listen Later May 3, 2016


    Yeah, it’s been quite a while.  But let’s jump back on this like nothing ever happened, okay?  I’m glad we can agree to agree.

    162: NBA & NCAA with Brian Levinson

    Play Episode Listen Later Dec 16, 2014


    Sporting correspondent Brian Levinson almost, but not completely, convinces me to watch March Madness.  I think his one misstep was comparing game-day action to a Michael Bay movie.  Bayhem!

    161: Melodrama & Melancholy with Joshua Gaylord

    Play Episode Listen Later Dec 2, 2014


    Josh does me the courtesy of provisionally accepting my homebrew definition of one of this week’s words.  Always a treat to have him back.

    160: Spoilers with Josh Anderegg & Jess Mason

    Play Episode Listen Later Nov 18, 2014


    It’s always a pleasure to have this dynamic duo back on the podwaves.  The conversation was as lively as you would expect, which is to say, lively.

    159: Device & Machine with Lukas Karlsson

    Play Episode Listen Later Oct 28, 2014


    Lukas is, by now, a certifiable friend of the show.  It was great to have him back again.

    158: Italic & Oblique with Jim Flynn

    Play Episode Listen Later Oct 7, 2014


    Please join us for this special 158th Anniversary Edition.

    157: Smiling & Grinning with Gabriel Roth

    Play Episode Listen Later Sep 23, 2014


    In which I am, once again, mortified at the things that I say.

    156: Java & Javascript with Jesse Ross

    Play Episode Listen Later Sep 9, 2014


    Jesse moved from Ithaca to Los Angeles in the time since we recorded this, so try to imagine the same conversation, only warmer.

    155: Seltzer & Club Soda with Binoy Fernandez

    Play Episode Listen Later Aug 26, 2014


    Next week:  club sauce.

    154: PC & Console with Tim Young & Phill English (Part 2)

    Play Episode Listen Later Aug 12, 2014


    That’s all for Tim and Phill…FOR NOW.

    153: PC & Console with Tim Young & Phill English (Part 1)

    Play Episode Listen Later Jul 29, 2014


    Tim and Phill, of Tim and Phill Talk About Games, talk about games.

    152: Baking Powder & Baking Soda with Renee Frances Baumann

    Play Episode Listen Later Jul 15, 2014


    This one’s been bugging me for a long time.  So glad I could tackle it with someone so erudite and well-spoken.

    151: Coop & Condo with Judd Harris

    Play Episode Listen Later Jul 1, 2014


    We’re back from hiatus with your favorite realtor (and mine), Judd Harris!

    150: The River & The Flop with Jill Goger

    Play Episode Listen Later Jan 1, 2014


    Welcoming Jill back to the podcast is a great way to start the year off right!  This was fun.

    149: Nut Graf & Lede with Sandy Alexander

    Play Episode Listen Later Dec 10, 2013


    Sandy takes us to school.  Journalism school.

    148: Bantam & Standard with Erik P. Kraft

    Play Episode Listen Later Nov 26, 2013


    His name is Erik and he’s here to say, “Stop calling me the chicken man, Hey, chicken, hey!”

    147: Truth & Canon with Tim Young

    Play Episode Listen Later Nov 12, 2013


    Oh man, was this fun.  Tim pulls a switcheroo on me, and comes up with a terrific topic.  Enjoy!

    146: Rap & Hip Hop with Joseph Buszek

    Play Episode Listen Later Oct 29, 2013


    I have completed my set of Buszeks!

    145: Content & Complacent with Joshua Gaylord

    Play Episode Listen Later Oct 16, 2013


    josh’s whole thing may be a front.  I have it on good authority that on October 13, 2013, he ate a scuppernong.

    144: 3/4 & 6/8 with Seth Kibel

    Play Episode Listen Later Oct 8, 2013


    Seth is back, for more matters metamusical.

    143: Experiencing Uncompromised Happiness & Not Being a Loser with Gabriel Roth

    Play Episode Listen Later Oct 1, 2013


    An unwieldy title for a really fun conversation.  And if I haven’t said it enough times yet:  if you haven’t read Gabe’s book, go do it now, okay?

    142: Suspension & Solution Redux with Phill English

    Play Episode Listen Later Sep 24, 2013


    Phill and I take another run at this one, with much more accurate and thorough results.

    141: Suspension & Solution with Phill English

    Play Episode Listen Later Sep 17, 2013


    Another Aussie science correspondent.  Don’t worry–Tim Young has not been replaced, merely augmented.  Why is it that I can’t get anybody on this continent, or even this hemisphere (whichever way you slice it) to talk to me about science?

    140: Map & Compass with Seth Godin (Part 2)

    Play Episode Listen Later Sep 3, 2013


    I told you–same time same place.  Sorry about the cliffhanger.

    139: Map & Compass with Seth Godin (Part 1)

    Play Episode Listen Later Aug 27, 2013


    The first half of a really fun conversation with Seth.  There’s more where this came from.

    138: Meteor & Meteorite & Meteoroid with Tim Young

    Play Episode Listen Later Aug 20, 2013


    Science correspondent Tim Young returns to set us straight.

    137: Show & Tell with Jill Goger

    Play Episode Listen Later Aug 13, 2013


    I mean, clearly this podcast is all about telling with almost zero showing, which, I have to say, I now feel a little bit self conscious about.

    136: Hero & Sidekick with Josh Anderegg

    Play Episode Listen Later Aug 6, 2013


    I told you he’d be back.

    135: Wizard & Sorcerer with Josh Anderegg & Jess Mason

    Play Episode Listen Later Jul 30, 2013


    Fifty weeks after it was recorded, I bring you one from the vault.

    134: Whisky & Whiskey with Dan Crowell

    Play Episode Listen Later Jul 23, 2013


    Dan Crowell is a beverage genius who has forgotten more about spirits than you will ever know.  Look upon his works, ye mighty, and despair.

    sufficient dan crowell
    133: Sketch & Improv with Erin Judge

    Play Episode Listen Later Jul 2, 2013


    How fun was it to have Erin Judge back on Necessary & Sufficient?  Super fun, that’s how!

    132: Modern & Contemporary with Maria Elena Buszek

    Play Episode Listen Later Jun 26, 2013


    Maria’s back for some more heady times.

    131: Sneakernet & The Last Mile with Lukas Karlsson

    Play Episode Listen Later Jun 18, 2013


    The first rule of Six Times Club is that you don’t talk about Six Times Club.

    130: Frum & Frei with Greg Litcofsky

    Play Episode Listen Later Jun 11, 2013


    Time to consult with your rabbi.

    129: Genotype & Phenotype with Ary Shalizi

    Play Episode Listen Later Jun 4, 2013


    It’s always fun to do this with someone who(m?) I’ve never met before.  Ary and I went to college with each other and (according to Facebook) know a ton of people in common, but here we are meeting 18 years … Continue reading →

    128: Simile & Metaphor with Meg Kontrabecki Jones

    Play Episode Listen Later May 28, 2013


    I’ve known for a while that teachers make the best podcast guests, and Meg did not disappoint.  We haven’t spoken in at least ten years, and this was a great way to catch up.

    127: I Know What I Like & I Like What I Know with Hali Brindel

    Play Episode Listen Later May 15, 2013


    This is another live-recorded-but-a-bit-too-quiet one.  You’ll want to turn it UP!

    126: Cynical & Skeptical with Jeremy Broomfield

    Play Episode Listen Later May 7, 2013


    It’s been far too long between Jeremies.

    125: Prime & Zoom with Ken Schles

    Play Episode Listen Later Apr 30, 2013


    Hey, look who’s back!  It’s Ken Schles, from the early days.  It was a pleasure to catch up with him again.

    124: Willow & Kaylee with Robert Nicol

    Play Episode Listen Later Apr 23, 2013


    Boy, two weeks off the podwaves feels like an eternity.  So glad to be back. and to bring you all another dose of Robert Nicol.  See you again next week!

    123: Creation & Curation with Rachel Baum

    Play Episode Listen Later Apr 2, 2013


    This was so much fun.  Rachel was my professor in grad school, and it was great to connect with her again.  Enjoy.

    122: Wizard & Sorcerer with Tim Young

    Play Episode Listen Later Mar 26, 2013


    We get off to a little bit of a slow start here, but things really pick up once we leave the initial topic behind and start to explore some of the bigger implications of role playing games.  Stay with us.

    121: Artist & Photographer with Erin Barnett

    Play Episode Listen Later Mar 19, 2013


    This is one of those occasions where I think I should have spent more time talking about my guest’s credentials.  Erin is a legit and accredited thinker slash smartypants about things photographic AND artistic, not to mention a great pal. … Continue reading →

    120: Cheap & Inexpensive with Shea’la Finch

    Play Episode Listen Later Mar 12, 2013


    “Do you want cheap sushi or do you want expensive sushi?”  — me

    119: Synecdoche & Metonymy with Chris “Stu” Stuart

    Play Episode Listen Later Mar 5, 2013


    Yeah, so, it looks like I unwittingly did what I always tell people I’ll never do:  gave a non-expert a couple of specialist topics.  Sorry Stu!  You were a great sport.

    118: Renaissance & Baroque with Heather Belnap Jensen

    Play Episode Listen Later Feb 26, 2013


    This one is a little longer than usual.  I tried to cut it down, really I did, but Heather just said too many smart things, and I want to share them all with the world.  Listen up.

    117: Joshua Gaylord & Alden Bell with Joshua Gaylord

    Play Episode Listen Later Feb 19, 2013


    A chat with Joshua Gaylord, the world’s leading expert on Alden Bell.

    116: Facebook & Twitter with Marjorie Kase

    Play Episode Listen Later Feb 12, 2013


    Call in the experts!  My old friend Marjorie weighs in.

    115: Reverb & Echo with Eugene Opredelennov

    Play Episode Listen Later Feb 5, 2013


    Another week, another Russian-born Eugene.  Once again, we start with a misguided premise, on my end.  Oh well.

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