Kelly Riddle, author of Nursing Home Abuse Investigations, defines the types of elder abuse and neglect he's seen in his years investigating claims.

Conducting great witness or claimant interviews means mastering the art of nonverbal communication.

Thousands of amateur sleuths – and expanded digital surveillance – are being deployed to contain the pandemic, raising concerns over privacy, liability, security and effectiveness.

A call from a client about a new alcohol monitoring technology opens a whole new avenue of defense work for one private investigations firm.

When acquired legally and ethically, credit reports can be an outstanding investigative resource.

Every skill I needed to find some dough for a client, I learned while newspapering — with some hard-nosed public defender investigating in the mix.

Investigators, under pressure from clients and even lawyers to do things they should not, must carefully consider their ethical and legal responsibilities.

A private investigator's world is messy. Having a personal code of ethics can help us navigate the rougher waters.