You've listened to us talk, but what are our credentials? What do we know? What are our backgrounds? When should you take our "facts" at face value and when should you call bullshit? Join us in this appendix to better understand your hosts. Further reading links: you can see this earlier blog post about us; Thomas E. Woolley's home page; Ben M. Parkers' profile; more about Liz.   Subscribe via ITunes.