In this episode, Tim calls listeners and answers their questions.

Dr. Matthew Walker is the author of Why We Sleep and professor of neuroscience and psychology at UC Berkeley

Dr. Phil McGraw is an author, psychologist, and the host of the television show Dr. Phil.

This is part of an ongoing conversation between Naval Ravikant and Kapil Gupta, all posted on Naval's blog.

Kapil Gupta returns for a third appearance on The 33voices Dialogue to discuss why we get stuck, and what to do about it.

Anxiety and depression are on the rise. That little voice in your head is getting louder and louder, day after day.  What has the podcast world taught us about how to best cage the monkey mind?

Recent surveys have shown that rates of anxiety are up, especially among young people. What’s going on? And if you’re someone of any age who struggles with anxiety, what can you do about it? Kevin Ashworth is the clinical director at the NW Anxiety Institute. Kevin and Brett discuss the difference between regular worrying and