Events of this conference on military testing centered on (1) an open panel meeting and discussion on the testing of Project 100,000 personnel (potential rejectees accepted under new standards); and (2) over two dozen papers dealing with specific aptitude and proficiency tests, a comparison of marginal and control Naval personnel on biographical data and recruit performance, the military services high school testing program, the selection and training of air crews (Canada) and air wing technicians (Tanzania), an officer motivation study (Canada), psychometric and feedback standards in the Extension Courses Institute learning system, behavior change in Officer Candidate School, factor scores for MOS code 67N40 Helicopter repairmen, job analysis, data banks and similar data collection systems, a computer system for the weighting of alternative test and questionnaire items, and other aspects of military testing and test construction and validation. (ly)