Source Code: My Beginnings is a memoir by Bill Gates. The book covers his early life and the foundation of Microsoft, ending in the late 1970s when Microsoft signed their first deal with Apple. It is the first of three planned memoirs by Gates. The second will cover his years at Microsoft and the third his philanthropy. It was published by Penguin's imprints Alfred A. Knopf in the United States and Allen Lane in the United Kingdom. No. 1 on The New York Times Nonfiction best seller list for 1 week, from the issue of February 23, 2025 (Alfred A. Knopf). Wiki link