Sean Grogan — Instructor Profile

Avg 4.92/5 1736 reviews 100% recommend

About Sean Grogan

Sean Grogan is a former special investigations detective that spent his career with the Woodbridge, N.J. Police Department. In addition to spending the majority of his career in the narcotics unit as a detective, he was also a K-9 handler and gang investigator. He has conducted countless interviews and has assisted numerous agencies with various types of investigations. As a detective he utilized many confidential informants and executed a variety of search warrants resulting in numerous arrests and narcotics and currency seizures. Sean worked as a narcotics scent detection K-9 team with his K-9 Blade. K-9 Blade performed hundreds of sniffs for various local, state, and federal agencies during K-9 Blade’s years of service resulting in numerous seizures and apprehensions. During his career in law enforcement, Sean received numerous letters of recognition and awards for his service as a narcotics detective and a K-9 handler. He has traveled to Europe for advanced training in facial expressions and other non-verbal communication. Sean has also been certified as a trainer for the Body Language Institute in Alexandria, Virginia. Recognizing Sean’s skill set, he was recruited by and worked for Joe Navarro’s Body Language Academy as a mentor for the Body Language Expert Program. The role of mentor has allowed him to spread his knowledge to people around the world including 4 different continents. He is also a licensed and certified SCAnS (Sixth Channel Analysis System) trainer. Sean has utilized his mastery of non-verbal communication and other techniques during untold encounters with people as a law enforcement officer to conduct countless interviews with people in both formal and informal settings. Traveling throughout the United States since 2019, Sean provides training to law enforcement on non-verbal communication, giving detectives, officers, investigators, and agents the advanced skills that can be used in a variety of settings. Sean’s classes include ‘Unmasking Hidden Facial Expressions’, ‘Body Language for Law Enforcement’, ‘Behavioral Analysis: The Six Channel System’, & ‘Recognizing Pre-Attack Indicators’. He has received a very large amount of positive feedback from many that have taken his courses. Sean has a degree in Criminal Justice from Thomas Edison State University and is a Marine Corps OIFIII Veteran. His book, Beware the Body, gives insight into aggression and aggression detection utilizing body language.

Upcoming Classes

Course Titles Taught by Sean Grogan

Cities Sean Grogan Teaches In

About this profile

Profile for Sean Grogan. View upcoming classes, student reviews, and specialties.

How are instructor reviews calculated?
Average of verified student ratings for classes taught by Sean Grogan.
Can I request private agency training?
Use the company link on this page or the class detail page to contact the organizer.
Do past classes count toward the rating?
Yes—ratings include reviews submitted after classes conclude.

Recent Reviews

Showing 12 of 1,736 reviews

Jan 21, 2026
Body Language for Law Enforcement
★★★★★ · Highly recommended

Great class highly recommended

Jan 21, 2026
Body Language for Law Enforcement
★★★★★ · Highly recommended

Great class and very informative!

Jan 21, 2026
Body Language for Law Enforcement
★★★★★ · Highly recommended

Great class, really enjoyed the presentation

Jan 21, 2026
Body Language for Law Enforcement
★★★★★ · Highly recommended

Amazing course with phenomenal engagement and exceptional knowledge.

Jan 21, 2026
Recognizing Pre-Attack Indicators
★★★★★ · Highly recommended

Great class. Helps you rethink of how to watch a person that you are out with.

Jan 21, 2026
Recognizing Pre-Attack Indicators
★★★★★ · Highly recommended

The class was very informative and very useful for today’s law enforcement world

Jan 21, 2026
Recognizing Pre-Attack Indicators
★★★★☆ · Highly recommended

Course was very straight forward and provides very insightful pointers and behaviors to look out for while on the job.

Jan 21, 2026
Recognizing Pre-Attack Indicators
★★★★★ · Highly recommended

Instructor Grogan was knowledgeable about the topics discussed

Jan 21, 2026
Recognizing Pre-Attack Indicators
★★★★★ · Highly recommended

Love the course, love Sean!

Jan 21, 2026
Recognizing Pre-Attack Indicators
★★★★★ · Highly recommended

Instructor is knowledgeable in the course material and provides real world examples to the course.

Jan 21, 2026
Body Language for Law Enforcement
★★★★★ · Highly recommended

This course taught me how to pick up on small body movements and recognize what those movements meant.

Jan 21, 2026
Body Language for Law Enforcement
★★★★★ · Highly recommended

Excellent course to help identify and understand non-verbal cues and practical applications for law enforcement. Sean Grogan is a fantastic, engaging and extremely knowledgeable instructor and I would certainly recommend attending this tra…