What began as a nostalgic tribute to growing up in Quincy during the 1960s and 1970s became a deeply personal, years-long quest for answers about an absent parent. In his new memoir, Quincy Boy: A City of Presidents Memoir, author and long-time Framingham resident Brett Peruzzi traces his coming-of-age in the city that shaped him—while uncovering the story of the father who wasn’t there to see it happen.