Ms. Canedy and Jonathan Karp, Simon & Schuster’s chief executive, stood by the acquisition of Mr. Pence’s book as a crucial account of the Trump presidency, and maintained that publishers should acquire books from across the political spectrum. Ms. Canedy said she would continue to work on titles by Mr. Pence, Mr. Robinson and Ms. Dunbar.
Her departure comes at a tumultuous moment for Simon & Schuster. In the fall of 2020, Simon &…