Elizabeth Iorns is the cofounder and CEO of Science Exchange – https://twitter.com/elizabethiorns
Here’s info on the YC Fall Tour – http://blog.ycombinator.com/y-combinator-fall-tour-2017/
Apply to the Winter 2018 batch – http://www.ycombinator.com/apply/
YC’s podcast is hosted by Craig Cannon – http://twitter.com/craigcannon