This is the second symposium on digital transformation in the oil and gas industry, which is being held in Al-Khobar, Kingdom of Saudi Arabia. The symposium brings together professionals from academia, industry, and government to exchange their digital technology ideas and breakthroughs in order to deliver tomorrow's energy more sustainably, efficiently, and safely. The world is currently undergoing a wave of the Fourth Industrial Revolution (4IR) that is impacting every aspect of our lives, including cloud computing, mobile connectivity, Artificial Intelligence (AI) and big data. For about a century, oil and gas has played a key role in the economic development of the world, but the industry today is at the cusp of a new era. Digital transformation can enhance operational efficiency, increase ultimate recovery, and improve workplace safety and environment. The objective of this symposium is to learn from the brightest minds around the world, showcase state-of-the-art innovations, and spur ideas that will shape the future of the oil and gas industry.