Rationally Speaking #157 - Dr. Herculano-Houzel on "What made the human brain special?"

Rationally Speaking #158 - Dr. George Ainslie on "Negotiating with your future selves"

Rationally Speaking #159 - Colin Allen on "Do fish feel pain?"

Rationally Speaking #160 - Live at NECSS -- Jacob Appel on "Tackling bioethical dilemmas"

Rationally Speaking #161 - Tom Griffiths and Brian Christian on "Algorithms to Live By"

Rationally Speaking #162 - Sean Carroll on "Poetic Naturalism"

Rationally Speaking #163 - Gregg Caruso on "Free Will and Moral Responsibility"

Rationally Speaking #164 - James Evans on "Using meta-knowledge to learn how science works"

Rationally Speaking #165 - Robert Frank on "Success and Luck"

Rationally Speaking #166 - Eric Schwitzgebel on "Why you should expect the truth to be crazy"