BrailleTouch: Mobile Texting for the Visually Impaired. - Brian Frey; Caleb Southern; Mario Romero (HCI (7), 2011)

BrailleTouch: designing a mobile eyes-free soft keyboard. - Mario Romero; Brian Frey; Caleb Southern; Gregory D. Abowd (Mobile HCI, 2011)

From texting app to braille literacy. - Brian Frey; Kate Rosier; Caleb Southern; Mario Romero (CHI Extended Abstracts, 2012)

Braille Touch: mobile touchscreen text entry for the visually impaired. - Caleb Southern; James Clawson; Brian Frey; Gregory D. Abowd; Mario Romero (Mobile HCI (Companion), 2012)

An evaluation of BrailleTouch: mobile touchscreen text entry for the visually impaired. - Caleb Southern; James Clawson; Brian Frey; Gregory D. Abowd; Mario Romero (Mobile HCI, 2012)

BackTap: robust four-point tapping on the back of an off-the-shelf smartphone. - Cheng Zhang 011; Aman Parnami; Caleb Southern; Edison Thomaz; Gabriel Reyes; Rosa I. Arriaga; Gregory D. Abowd (UIST (Adjunct Volume), 2013)

A comparison of order picking assisted by head-up display (HUD), cart-mounted display (CMD), light, and paper pick list. - Anhong Guo; Shashank Raghu; Xuwen Xie; Saad Ismail; Xiaohui Luo; Joseph Simoneau; Scott M. Gilliland; Hannes Baumann; Caleb Southern; Thad Starner (ISWC, 2014)

BeyondTouch: Extending the Input Language with Built-in Sensors on Commodity Smartphones. - Cheng Zhang 011; Anhong Guo; Dingtian Zhang; Caleb Southern; Rosa I. Arriaga; Gregory D. Abowd (IUI, 2015)

WatchOut: extending interactions on a smartwatch with inertial sensing. - Cheng Zhang 011; Junrui Yang 001; Caleb Southern; Thad E. Starner; Gregory D. Abowd (ISWC, 2016)

Beyond the Touchscreen: An Exploration of Extending Interactions on Commodity Smartphones. - Cheng Zhang 011; Anhong Guo; Dingtian Zhang; Yang Li 058; Caleb Southern; Rosa I. Arriaga; Gregory D. Abowd (ACM Trans. Interact. Intell. Syst., 2016)

Understanding the Cost of Driving Trips. - Caleb Southern; Yunnuo Cheng; Cheng Zhang 011; Gregory D. Abowd (CHI, 2017)