Nate Kontny has been through Y Combinator twice, worked for the Obama re-election campaign in 2012 and now runs two companies, Draft which is a tool that offers version control and collaboration for writers and the CRM Highrise.
Links/concepts from the episode
1000 true fans http://kk.org/thetechnium/1000-true-fans/
Brain Rules book http://www.brainrules.net/
just talking to your infant/toddler with little care for what they are retaining
Thirty Million words book http://www.amazon.com/Thirty-Million-Words-Building-Childs/dp/0525954872