This story is part of a KSAT 12 Defenders investigation into the use of confidential informants by law enforcement. The one-hour special report airs on KSAT 12 on Feb. 1 at 9 p.m. Find more here.

An experimental study suggests that sleep restriction may hinder information disclosure during criminal interviews, contradicting widespread assumptions about the effectiveness of sleep deprivation as ...

A recent study shows that individuals deprived of sleep are less willing to providing information during a criminal investigation. Iowa State University released the results of the study in June. It ...

The days of physical pain and threats are over in modern day criminal investigations. Interview and interrogation is a critical component in criminal investigations and subsequent prosecutions and has ...

DARIEN, IL – An experimental study suggests that sleep restriction may hinder information disclosure during criminal interviews, contradicting widespread assumptions about the effectiveness of sleep ...

An experimental study suggests that sleep restriction may hinder information disclosure during criminal interviews, contradicting widespread assumptions about the effectiveness of sleep deprivation as ...

Tax Notes reporter Nathan J. Richman talks with outgoing IRS Criminal Investigation division Chief Don Fort about his decades-long career with the tax agency, his plans for retirement, and the future ...