Les Skinner graduated in 1972 with a BS in Chemical Engineering from Texas Tech University. He is a PE who has worked in the petroleum industry for 50 years. Les has written numerous articles for industry publications and authored three full-length books through the International Association of Drilling Contractors (IADC)'s Technical Publications Committee. These include Coiled Tubing Operations (IADC, 2016), Hydraulic Rig Technology and Operations (Elsevier, 2019), Well Integrity for Workovers and Recompletions (Elsevier, 2021) and Well Integrity for Abandoned Well Re-entries (2024). Les is a member of several professional societies and associations including SPE, ICoTA, AIChE, AADE, IADC and others. He is also a member of multiple industry committees including the API Recommended Practice 1170/1171, RP 90-1 revision committee (which he chaired for five years), and the ISO 16530 revision team. He is currently on the Steering Committee for AADE's Innovative and Emerging Technology group and ICoTA's Technical Committee