Spotlight on Bill Irwin (FBI, ret.)

Bill Irwin joined PD&A in 2011 as an Interviewing and Investigation Consultant after retiring from the FBI after more than 35 years in law enforcement and the military. Mr. Irwin spent 25 years at the FBI, where he was most… Read More

PD&A Expert Bio: Ron Walker, M.A. (FBI, ret.)

Mr. Walker is a 20-year veteran of the FBI, where he was one of the original cadre of the famed Behavioral Science Investigative Support Unit (“Profilers”).  A retired FBI Supervisory Special Agent and a retired US Air Force Lieutenant Colonel… Read More

Announcing PD&A’s New Scientific Juror Surveys

PD&A is delighted to announce a new science-based juror survey service. Traditional focus groups are time consuming, costly, and potentially unreliable because of the small number of people studied. Today, most major corporations use online research methods in conjunction with… Read More

PD&A Expert Spotlight: Maria Scannapieco, Ph.D., M.S.W.

Maria Scannapieco, M.S.W., Ph.D., has worked in the public child welfare arena for 30 years as an educator, researcher, and consultant, with direct child protection and foster care administration experience.  Since 1996, Dr. Scannapieco has generated over a million dollars… Read More

News Analysis: Mass Murder in Japan

Last week, Japan experienced a terrible incident of workplace violence when a terminated employee broke into his former workplace and killed 19 people and wounded 45 others.  He had provided the clearest warning imaginable, had been hospitalized briefly, and had… Read More