Marrice King is a nursing professional development specialist and simulationist. She has been an RN for 37 years. She previously worked on medical-surgical, stepdown, and intensive care units. The majority (24 years) of her nursing career was in the operating room as a scrub and circulating nurse. She has been a full-time educator since 2009 and became a certified educator in 2014. She has been teaching using simulation since 2012 and became certified in simulation in 2018. She received a post-graduate certificate in leadership in simulation in 2020.