Start with high-confidence lives in history books, then narrow by subgenre or adjacent topics.
Life Is Rosi: Grandma, Me and Our Diaries at 23
Jess Robinson
Joan of Arc
Helen Castor
Animal, Vegetable, Miracle - Tenth Anniversary Edition
Barbara Kingsolver, Camille Kingsolver
Lily's Promise
Lily Ebert, Dov Forman
Whiskey Tender
Deborah Taffa, Deborah Jackson Taffa
The Secret Rooms
Catherine Bailey
Napoleon
Andrew Roberts
Audacity
Melanie Crowder
A Tale of Love and Darkness
Amos Oz, Nicholas de Lange
The Colonialist
William Kelleher Storey
Full Body Burden
Kristen Iversen
Peter the Great
Robert K. Massie
Hope Against Hope
Nadezhda Mandelstam, Max Hayward
Illuminations
Walter Benjamin
Go Down Together
Jeff Guinn
Rasputin
Frances Welch
Boone
Robert Morgan
Louis XIV
Josephine Wilkinson
Magellan
Stefan Zweig, Cedar Paul
Half-jew—full Life
Georgette Bennett
Rough Riders by Theodore Roosevelt: the Rough Riders
Theodore Roosevelt IV