Sandy Wall is a retired Master Peace Officer and a 28-year veteran of the Houston Police Department. He has worked in Patrol, Narcotics, and has served 22 years on the HPD SWAT Detail. He served as a Team Leader for more than 12 years.

After his police career, he was Safariland Group Director of Training for 15 years.

He co-authored, "Training the SWAT Trainer," (Thomas publishing) and authored "The Long Road Home" and soon to be released, "Inflict Justice."

He is a multi-patent owner and inventor of the WallBanger Tactical System. Owner and CEO of Less Lethal Options, LLC.

He has trained for numerous Agencies all across the country including Canada, Central and South America and Europe. He continues to instruct and provide subject matter expert testimony in civil and criminal cases.