Henderson, 28, joins a reshaped Sixers infrastructure that has started to include a blend of promising young prospects, including No. 1 overall pick Ben Simmons, and free-agent veterans such as Henderson, Jerryd Bayless and Spanish guard Sergio Rodriguez.
Henderson grew up outside Philadelphia, the son of former NBA guard Gerald Henderson Sr. Henderson attended Episcopal Academy in Merion, Pa.
Henderson played his first NBA seasons with Charlotte before an offseason trade to Portland a year ago. For the Blazers, Henderson averaged 8.7 points in 19.9 minutes a game. For his career, Henderson has averaged 11.5 points on 44 percent shooting. In his best seasons in Charlotte – 2011-12 and 2012-13 – he averaged 15.3 points per game.