- Tuesday February 11, 2020: Jim Millington – The Canadian Soybean Industry
- Tuesday March 10, 2020: Captain Randy Hinton – The Last Trip of the Kawartha Spirit
- Tuesday April 14, 2020: D’Arcy Jenish – The Making of the October Crisis: Canada’s Long Nightmare of Terrorism at the Hands of the FLQ
- Tuesday May 12, 2020: Kathy Morton – Buddist Temple Complex
- Tuesday June 9, 2020: Thomas Pick – The Passport: Escaping Nazi Occupied Czechoslovakia
- Tuesday July 14, 2020: Brook Schreyer – Aquatic Invasive Species and Their Impact on Ontario’s Plants and Animals
- Tuesday August 11, 2020: Paul Arculus – Nip n’ Tuck: Building the Whitby to Port Perry to Lindsay Railway
- Tuesday September 8, 2020: Dr. Tom Bell – Cannabis
- Tuesday October 13, 2020: Amy Terrill – Lindsay Boy’s and Girl’s Club
- Tuesday November 10, 2020: Cheryl Cooper – The War of 1812 and the Age of Sail