Design of two lightweight, high-bandwidth torque-controlled ankle exoskeletons. - Kirby Ann Witte; Juanjuan Zhang; Rachel W. Jackson; Steven H. Collins (ICRA, 2015)

Design of a lightweight, tethered, torque-controlled knee exoskeleton. - Kirby Ann Witte; Andreas M. Fatschel; Steven H. Collins (ICORR, 2017)

Improving the energy economy of human running with powered and unpowered ankle exoskeleton assistance. - Kirby Ann Witte; Pieter Fiers; Alison L. Sheets-Singer; Steven H. Collins (Sci. Robotics, 2020)