81 | Neil deGrasse Tyson 2019-10-04 |
Play |
82 | A.C. Grayling 2019-09-06 |
Play |
83 | Penn Jillette 2019-08-21 |
Play |
84 | Gail Collins 2019-08-06 |
Play |
85 | Daniel P. Schrag 2019-07-23 |
Play |
86 | Brian May 2019-07-08 |
Play |
87 | Alan Stern 2019-07-07 |
Play |
88 | Jennifer Finney Boylan 2019-06-18 |
Play |
89 | Noam Chomsky 2019-06-18 |
Play |
90 | Ricky Gervais 2019-06-18 |
Play |