Author Note for Lerman et al. (2011). A comparison of methods for collecting data on performance during discrete trial teaching. Behavior Analysis in Practice, 4, 53-62. The authors thank JoAnna Jones, Melissa Nayar, Susie Balasanyan, Christopher Furlow, and Lynne Williams for their assistance with data collection and instructional sessions. Correspondence should be addressed to Dorothea C. Lerman, 2700 Bay Area Blvd., Box 245, Houston, TX 77058; lerman@uhcl.edu.