Mr. Holden is President of Behavioral Measures & Forensic Services Southwest in Texas and Behavioral Measures Midwest in Wisconsin. He is an Officer & Partner in Behavioural Measures U.K. in England and The Behavioural Measures U.K. Polygraph Training Centre, an American Polygraph Association (APA) Accredited Polygraph Training School housed in the United Kingdom.

Mr. Holden is Past-President of the APA and the Texas Association of Polygraph Examiners (TAPE) and has been a Licensed Polygraph Examiner in Texas and other states since 1973. The Texas State Board of Examiners of Professional Counselors (LPC) has licensed Mr. Holden since 1983. Mr. Holden is a noted instructor in the fields of polygraph testing, interviewing, interrogation, and assessing criminal and sexual behavior. Mr. Holden holds APA Certifications as a Primary Instructor in Polygraph Education and Post-Conviction Sex Offender Testing (PCSOT).

Mr. Holden began his professional career in 1966 as a Psychologist with the Texas Department of Corrections (TDC) and a Psychometrist assigned to the TDC. In 1973 he began his polygraph career and continues his practice and teaching.

Mr. Holden co-chaired the committee in Texas from 1994-1998 that drafted guidelines for PCSOT resulting in the Joint Polygraph Committee on Offender Testing (JPCOT) that today serves as a registry for examiners completing PCSOT training under State Guidelines. He has worked with other states to draft guidelines and standards for PCSOT, and from 2007-2009 chaired the APA PCSOT Committee that drafted the model PCSOT Guidelines in use today.

Mr. Holden is published in the fields of polygraph and criminal behavior and has been the recipient of numerous state and national awards for his contributions to the polygraph profession including the APA President’s Award, the Leonarde Keeler Award, the William L. Bennett Memorial Award, and the John E. Reid Memorial Award for “Distinguished Achievements in Polygraph Research, Teaching, and Writing.” The American Association of Police Polygraphists (AAPP) presented Mr. Holden the Max Wastl Award for “Significant Contributions to the Polygraph Profession.” He was honored by TAPE with the President’s Award for “Outstanding Achievements and Long Term Contributions to the Polygraph Profession” and by the Texas Polygraph Examiners Board for his contributions to the development of PCSOT in Texas. Mr. Holden has qualified for Expert Testimony in Federal and State Courts.