Yang Li, James A. Landay, Activity-Based Prototyping of Ubicomp Applications for Long-Lived, Everyday Human Activities, CHI 2008: ACM Conference on Human Factors in Computing Systems: pp. 1303-1312.
Honorable Mention, CHI Best Paper Award

Yang Li, Jason I. Hong, James A. Landay, Design Challenges and Principles for Wizard of Oz Testing of Ubicomp Applications, IEEE Pervasive Computing, 2007, 6(2): 70-75.

Yang Li, James A. Landay, Informal Prototyping of Continuous Graphical Interactions by Demonstration, UIST 2005: ACM Symposium on User Interface Software and Technology: pp. 221-230.
SIGGRAPH UIST Reprise

Yang Li, Ken Hinckley, Zhiwei Guan, James A. Landay, Experimental Analysis of Mode Switching Techniques in Pen-based User Interfaces, CHI 2005: ACM Conference on Human Factors in Computing Systems: pp. 461-470.

Yang Li, Jason I. Hong, James A. Landay, Topiary: A Tool for Prototyping Location-Enhanced Applications, UIST 2004: ACM Symposium on User Interface Software and Technology: CHI Letters, 6(2): pp. 217-226.