In Spring 2015, two students from my Usability Theory & Practice course (LIS 644) at Pratt Institute conducted separate cognitive walkthrough usability evaluations of a beta version of the Columbia Digital Library Collections interface (https://dlc.library.columbia.edu/).
Student #1: Mike Benowitz
Student #2: Andrew Ward
Download Full Reports:
Benowitz – Columbia DLC Cognitive Walkthrough Report (PDF)
Ward – Columbia DLC Cognitive Walkthrough Report (PDF)