Politcal I got into Y Combinator as a solo founder and left with a $4.5 million investment. Here's how I got in on my second try and what it was like. December 29, 2022 5 mins read 76 Views Kathryn Cross.Courtesy of Kathryn CrossKathryn Cross is the founder of Anja Health, a cord blood bank that freezes stem cells for future disease.. Read More