Dr. Rosalind Watts, clinical psychologist at the Psychedelic Research Group at Imperial College London, discusses the history and resurgence of psilocybin research, embracing difficult emotions and surrendering in psychedelic experiences, the effects of psilocybin on depression, the role of psilocybin in therapy, accessing altered states beyond psychedelics, and maintaining change and connecting to self and others.

Avni Patel Thompson is the founder and CEO of Poppy (YC W16). Poppy lets parents book the best caregivers with just a text.We recorded this episode at our Female Founders Conference in Seattle. We’re also hosting female founder events in New York and SF this year. You can sign up to our newsletter to get updates about those events.The YC podcast is hosted by Craig Cannon.

Dan Lewis is the CEO and Cofounder of Convoy.Convoy matches shippers with freight carriers, which helps the trucking industry run more efficiently because currently, over 40% of the trucks on the road are empty.Anu Hariharan is a Partner at YC Continuity.Read the transcript here.

Reid Hoffman interviews Sam Altman on this uncut interview from the Masters of Scale podcast.

Geoff Ralston is a Partner at YC and before that he cofounded Imagine K12.This episode covers Startup Investor School. Startup Investor School is a free, 4-day course designed to educate early stage investors interested in investing in startups. You can sign up at investor.startupschool.org.The YC podcast is hosted by Craig Cannon.

Jake Rosenberg is the cofounder and CTO of LendUp (W12). They provide access to quality credit cards and loans without hidden fees or debt traps. Their customers are the 56% of Americans that have what is described as a “subprime” credit score, meaning they can’t be approved for credit by most banks.Ali Rowghani is the CEO of YC Continuity.Read the transcript on our blog.

Sam Chaudhary is the cofounder and CEO of ClassDojo. They've raised $30M and have 30 employees.Karen Lien is an Edtech Principal here at YC.The YC podcast is hosted by Craig Cannon.

Alex Blumberg is the cofounder of Gimlet Media. Gimlet makes several podcasts you’ve probably heard of–StartUp, The Pitch, and Reply All are a few.Before Gimlet Alex worked on This American Life and Planet Money.The YC podcast is hosted by Craig Cannon.

Leah Culver is cofounder and CTO of Breaker, which is a social podcast listening and discovery app. They went through YC in the Winter 2017 batch. Leah’s also an author of both the OAuth and oEmbed API specifications.Tom Sparks is an engineer on the YC Software team. He also cofounded Cryptoseal which went through YC in the Summer 2011 batch and was acquired by CloudFlare in 2014.The YC podcast is hosted by Craig Cannon.

Tim Urban cofounded the blog Wait But Why with Andrew Finn in 2013.His posts about Artificial Intelligence, Elon Musk, and the Fermi Paradox have been read millions of times.We discussed Tim's research strategy, the purpose of Wait But Why, and his thoughts on technologies including cryptocurrencies, A.I., and AR/VR.