Applied Human Factors(tm), Inc. (AHF) works in the fields of * Custom Computer Interface Software * User Interfaces for the Physically Challenged, Disabled, Children, and Other Special Populations * Human Factors, Ergonomics, and Human Performance Research and Services * Automated Educational and Training Systems Development/Evaluation * Designing and Conducting User Tests * Human Performance Assessment * Computer Models of Human Performance * User Interface Design/ Evaluation * Product Design/Development/Evaluation * Workstation Development/Evaluation * Human Reliability Assessment * Instruction and User Manual Development/Assessment * Help System Development * Custom Microsoft®Windows(tm) Software Development * Research & Work Site Evaluation for Workers with Repetitive-Trauma Disorders