Dr Merlin began working in 1981 with Advanced First Aid, at age 14. At 16, he joined a first volunteer ambulance service. At 19, he became an EMT, and he became a paramedic at 21. He worked his way through college as a paramedic in the inner city as well as suburban areas. Prior to that, he worked initially on volunteer first aid squad with over 1500 hours accrued.