Bestselling author Douglas Brunt will his discuss his nonfiction debut, The Mysterious Case of Rudolph Diesel, during an online conversation at 3 p.m. on Wednesday, May 1.

It reveals the hidden history of Diesel — the world-famous inventor of the diesel engine — and his mysterious disappearance on the eve of World War I.

Sign up to join the conversation here! A recording of the program will be available to watch afterward.