Technical Sessions The technical sessions are the premier event for attendees of the conference. The latest research in explosives and blasting technique were presented Monday through Wednesday. Benjamin Cebrian from Madrid, Spain, presenting his paper on wall control. International Luncheon and Reception The International Luncheon and International Reception are open to all attendees but are complimentary to international attendees who have traveled long distances to attend the conference. Many thanks to the sponsors of these events Tread Corporation (reception), Austin International (luncheon) and U.S. Granules Corporation (luncheon gift). International Reception. Denise Clark presenting her paper on assessing explosives competence in the workplace. Boet Coetzee from Safex International was the featured speaker at the International Luncheon. March/April 2013 The Journal of Explosives Engineers 9http://www.isee.org