Dr. Farmer has expertise in statistics and psychometrics, with a particular interest in measurement challenges encountered in research with severely impaired populations. Her primary duties in the NBPS concern collaborations with multidisciplinary teams to manage, analyze, and disseminate data from a wide variety of modalities, study designs, and participant populations. Dr. Farmer is also an enthusiastic teacher, serving as a statistical consultant to trainees and colleagues throughout NIH and administering the NIMH Trainee Statistics Seminar series.