Sean Grogan — Instructor Profile

Avg 4.91/5 1581 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.

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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.
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Recent Reviews

Showing 12 of 1,581 reviews

Apr 15, 2026
Student Review
★★★★☆ · Highly recommended

Great class for law enforcement. Learning about body language is important but so is being able to explain it. Sean does a great job of giving terms and helping to explain body language

Apr 15, 2026
Student Review
★★★★★ · Highly recommended

Very enlightening class and knowledgeable instructor. Instructor was energetic and kept the class interesting creating a very energetic leaning environment.

Apr 15, 2026
Student Review
★★★★★ · Highly recommended

Great class! Knowledgeable instructor!

Apr 15, 2026
Student Review
★★★★★ · Highly recommended

Excellent material and instructor. Sean was very engaging and enthusiastic about the material. I would highly recommend this course to all law enforcement.

Apr 15, 2026
Student Review
★★★★★ · Highly recommended

The instructor provided an excellent class with many rich examples to hone in on his training skills. Definitely a recommend!!

Apr 15, 2026
Student Review
★★★★★ · Highly recommended

Instructor well diverse in the topic. Easy to follow and keeps the you interested in the topic.

Apr 15, 2026
Student Review
★★★★★ · Highly recommended

Good class. It could be more in depth.

Apr 15, 2026
Student Review
★★★★★ · Highly recommended

Great instructor

Apr 15, 2026
Student Review
★★★★★ · Highly recommended

Great class. Would definitely recommend for new officers, officers that have become complacent, and officers looking to refine understanding of body language.

Apr 15, 2026
Student Review
★★★★★ · Highly recommended

Intuitive class, instructor is well versed on the topic and brings a lot of knowledge on the subject

Apr 15, 2026
Student Review
★★★★★ · Highly recommended

Great class with useful information

Apr 15, 2026
Student Review
★★★★★ · Highly recommended

Thought it was a great class. Very informative. Instructor is very knowledgeable and interactive with the class. Would recommend anyone to take it no matter the length of experience you have in law enforcement