Designing for context-aware health self-monitoring, feedback, and engagement. - Frank X. Chen; Eric B. Hekler; Jinhui Hu; Shen Li; Candy Zhao (CSCW, 2011)

"healthifying" exergames: improving health outcomes through intentional priming. - Frank X. Chen; Abby C. King; Eric B. Hekler (CHI, 2014)