Yesterday's live streamed event of the Pennsylvania Academy of Masonic Knowledge Spring Symposium has been made available online, and can be seen above.
The morning speaker was 2016 Prestonian Lecturer Ric Berman - "Foundations: New Light on the Formation and Early Years of the Grand Lodge of England."
His presentation begins at about 2:30:00.
The afternoon session featured Adam Kendall - "The Geometry of Mystery: Ancient Egypt, Freemasonry, and Secret Societies."
Adam's presentation begins at around 6:30:00.