The FIRO-B® Technical Guide provides the FIRO-B® user with current information on the theory, construction, interpretation, research, statistical underpinnings, and uses of this widely used instrument. This publication contains chapters covering Theory of interpersonal needs Administration and scoring Interpretation and feedback Development Normative information Reliability Validity Applications Notes are provided detailing results of a recent national sample, plus extensive norms collected on using the FIRO-B® instrument with managerial samples. Also provided are correlations of the FIRO-B® scales with other instruments including the MBTI®, CPI™, and ACL inventories. The FIRO-B® Technical Guide extends and replaces the FIRO-B® information contained in the FIRO-B®Awareness Scales Manual. The all-new FIRO-B® Technical Guide provides the FIRO-B® user with current information on the theory, construction, interpretation, research, statistical underpinnings, and uses of this widely used instrument. This publication contains chapters covering Theory of Interpersonal Needs Administration and Scoring Interpretation and Feedback Development Normative Information Reliability Validity Applications Notes are provided detailing results of a recent national sample, plus extensive norms collected on using the FIRO-B® instrument with managerial samples. Also provided are correlations of the FIRO-B® scales with other instruments including the MBTI™,CPI™ and ACL inventories. The FIRO-B® Technical Guide extends and replaces the FIRO-B® information contained in the original FIRO-B® Awareness Scales Manual. Allen L. Hammer with Eugene R. Schnell