Sara Pascoe is joined by comedians Geoff Norcott, Fern Brady and Tez Ilyas who compete to deliver the best lecture.

Sara Pascoe is joined by Ellie Taylor, Sophie Duker and Chris McCausland.

Chris's lecture is 'How I Define Beauty', Sophie's is 'Stop Caring What Other People Think' and Elllie's is 'Your Body Language May Shape Who You Are'.

Host Sara Pascoe is joined by comedians Erika Ehler, Joe Thomas and Henning Wehn who compete to deliver the best lecture.

Henning's lecture is 'Should We Trust The Scientists?', Erika's is 'Is Humanity Naturally Good?' and Joe's is 'The History of Hair'.

Sara Pascoe is joined by comedians Babatundé Aléshé, Jessica Fostekew and Josh Widdicombe who compete to deliver the best lecture.

Babatunde's lecture is 'Are The Illuminati Real?', Jessica's is 'The Brain-Changing Benefits of Exercise' and Josh's is 'Is Living In The Countryside For You?'.

Sara Pascoe is joined by comedians Nick Helm, Janine Harouni and Marcus Brigstocke who compete to deliver the best lecture.

Nick's lecture is 'Inside The Mind Of A Master Procrastinator', Janine's is 'A Millennial's Unexpected Secret To Success' and Marcus talks about 'Fat Matters: Myths And Reality Of Weight Loss'.

Sara Pascoe is joined by comedians Ahir Shah, with his lecture 'You Don't Have To Be An Expert To Solve Big Problems', Harriet Kemsley & Bobby Mair with their 'Recipe For A Good Marriage', and Jo Brand saying 'Older People Are Happier'.