James E. Aiken is the president of James E. Aiken & Associates, Inc. He serves as a consultant to attorneys and as an expert witness

Expert witness

An expert witness, professional witness or judicial expert is a witness, who by virtue of education, training, skill, or experience, is believed to have expertise and specialised knowledge in a particular subject beyond that of the average person, sufficient that others may officially and legally...

 in civil and death penalty cases. He has served as an expert witness on prison conditions and future inmate dangerousness at U.S. Federal Court

United States federal courts

The United States federal courts make up the judiciary branch of federal government of the United States organized under the United States Constitution and laws of the federal government.-Categories:...

s in multiple jurisdictions. During the trial of 9/11 co-conspirator Zacarias Moussaoui

Zacarias Moussaoui

Zacarias Moussaoui is a French citizen who was convicted of conspiring to kill citizens of the US as part of the September 11 attacks...

 he testified in an expert capacity about what Moussaoui could expect in Federal supermax prison. From 2004-2009 Aiken served as a commissioner on the National Prison Rape Elimination Commission

National Prison Rape Elimination Commission

The National Prison Rape Elimination Commission was a U.S. bipartisan panel established by the 2003 Prison Rape Elimination Act. The commission was charged with studying sexual assaults in U.S. jails and prisons and presenting a report based on its findings. The report was released in June 2009...

.