Tom Caliendo is the author of "The Open Source Intelligence Guide," a cybersecurity journalist, and co-founder of the research and literary firm, Brockett Consulting.

Tom Caliendo

Unlocking Troves of Data from an Email Address

Tom Caliendo

We know what’s in a name and a Social Security number. But what discoverable secrets does an email...

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The Business

Unlocking Troves of Data from an Email Address

Investigative Hacks for Investigators Who Are NOT Hacks

The Silent Epidemic of Surrogate Scams: A Private Investigator’s Inside Look

The Life

The Toughest Kind of Investigative Interview

Watch Your Six

Is That a Real Job?

The Pitch

Two Powerful Business Lessons from One Painful CrossFit Workout

The Magic of Volume: Grab the Low-Hanging Fruit

What Kind of Investigator Are You?

The Literature

Review: “Artifice,” by Sharon Cameron

Review: “This Is How We End Things,” by R.J. Jacobs

Review: “Those We Thought We Knew,” by David Joy

The Polygraph & Polygraph Countermeasures

25 Tips for Surveillance Operatives: On Tactics, Equipment, and Reports

Investigative Hacks for Investigators Who Are NOT Hacks

Tom Caliendo

Unlocking Troves of Data from an Email Address

Podcast: Rules of the Game When Working with Attorneys

Podcast: Mike Spencer’s Creative Obsessions

Podcast: Tyler Maroney’s “The Modern Detective”