A tangible approach to time management. - Ryan Ahmed; Michael Frontz; Alex Chambers; Stephen Voida (UbiComp Adjunct, 2014)

Challenges, feedback & notifications: empirical explorations to inform the design of interfaces to motivate and encourage long-term personal informatics use. - Stephen Voida; Yuan Jia; Yamini Karanam; Alex Chambers; Joe Dara; Abdulaziz Alderhami; Kunal Bodke; Dushyant Shrikhande; Jessica Despard (UbiComp/ISWC Adjunct, 2015)