In terms of personality assessment, Dr. Napier utilizes a variety of personality assessment instruments. One service he provides is Therapeutic Assessment, which is the specific use of these instruments in a collaborative manner that involves the client and referring individuals in all stages of the assessment process. The aim of Therapeutic Assessment is to provide meaningful results that are informative and offer a breakthrough to healing and growth for the client. Dr. Napier has provided psychological evaluations for family courts and attorneys, mental health professionals, social service agencies, adoption agencies, pastors, churches, parachurch organizations, educational institutions, and employers.