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

Jan 21, 2026
Student Review
★★★★★ · Highly recommended

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Jan 21, 2026
Student Review
★★★★★ · Highly recommended

The class was very informative and the instructor Sean was very knowledgeable about the class as well as being very attentive and outgoing about all topics and being able to relate to real life experiences

Jan 21, 2026
Student Review
★★★★★ · Highly recommended

The instructor was very knowledgeable of the material and made sure the class stayed interesting.

Jan 21, 2026
Student Review
★★★★☆ · Highly recommended

Grogan was great and insightful. Engaging content and very informative

Jan 21, 2026
Student Review
★★★★★ · Highly recommended

Great class

Jan 21, 2026
Student Review
★★★★★ · Highly recommended

Fantastic class. Really for a lot out of it. Definitely will recommend it.

Jan 21, 2026
Student Review
★★★★★ · Highly recommended

Instructor very knowledgeable and broke things down on the LEO perspective.

Jan 21, 2026
Student Review
★★★★☆ · Highly recommended

This class was very informative. I would like to see more of the videos of these body languages and how to be able to articulate them in a report as well as be able to explain better if sent to court based off of these.

Jan 21, 2026
Student Review
★★★★★ · Highly recommended

Great class

Jan 21, 2026
Student Review
★★★★★ · Highly recommended

Very good class. Great instructor

Jan 21, 2026
Student Review
★★★★★ · Highly recommended

Great class every officer needs. Class was presented in a great way and very entertaining the entire time

Jan 21, 2026
Student Review
★★★★★ · Highly recommended

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