Mark Langlois, D.P.M. writes under the pseudonym Mark Lang. He grew up in Exeter, NH, attending its public school system. He spent many years in the U.S. Army as a helicopter mechanic and medic. While attending the University of NH, studying biochemistry, he completed R.O.T.C. He attended Ohio College of Podiatric Medicine and complet-ed his residency training at the VA Medical Center in West Roxbury, Mass. He currently resides in the NH seacoast area.