Best-selling author of Tweak, staff writer for The Killing and the beautiful boy of his father David Sheff's best-selling book, Nic Sheff has written and spoken openly about his struggles with meth addiciton and where that took him: to homelessness, sex work, near arm amputation and, finally, a meth-induced psychosis that ultimately led him to sobriety. Here he talks to AfterPartyChat's Anna David about those experiences and they also discuss working together and their plan to speak at colleges about addiction and sobriety. Follow Nic on Twitter here.

Comedian Craig Shoemaker talks to AfterPartyChat's Anna David about his 20+ years of sobriety, forgiveness, his penchant for being nude and the healing energy work he does. Spoiler alert: they almost have a fight!

Writer Sam Lansky has managed to pack seven rehabs, five years of sobriety and thousands of brilliant words into his 24 years and here he tells AfterPartyChat's Anna David all about it.

Bling Ring member (Emma Watson played her in the Sofia Coppola movie) and reality TV star Alexis Neiers talks to AfterPartyChat's Anna David about getting sober, getting married, having a baby and becoming a sober advocate and role model.