Ulrike joined IPIECA in December 2019 as a secondee from ExxonMobil. She has over 16 years of experience working in various roles within the ExxonMobil organization, with a career spanning communications, public & government affairs and sustainability. For the last two years, Ulrike has been heavily involved in IPIECA’s work around the UN Sustainable Development Goals, Sustainability Reporting as well as in a  broad range of work around Climate Change. IPIECA is an official observer organization for the UNFCCC Conferences of the Parties (COP) and Ulrike is managing their COP26 task force.

Arthur Lee is Chevron Fellow and Senior Strategy Advisor – Energy Transitions Team within Chevron’s Corporate Strategy and Sustainability group. In the Society of Petroleum Engineers, Arthur has been a member of its CO2 Capture, Utilization, and Storage (CCUS) Technical Section and its predecessor group since its inception in 2011. Arthur has been involved in a wide range of climate change issues from the science to the global policy, and business impacts from 1998 to now. He participated and continues to participate in the Intergovernmental Panel on Climate Change (IPCC) process since the third assessment report (2001). The IPCC recognized him and other researchers with a certificate for contributions to the award of the Nobel Peace Prize (2007). Further, he continues to participate in the IPCC in its Sixth Assessment serving currently as a Review Editor. Arthur was appointed by the U.S. Secretary of Commerce to serve as a member of the National Climate Assessment Development and Advisory Committee (2011-2014), for which he received a signed recognition letter from President Barack Obama (2014). He was also a member of the Board on Atmospheric Sciences and Climate of the National Academy of Sciences (2008-2013). He serves on the board of directors of the International Emissions Trading Association (2014-present). Arthur was founding chair of the ARPEL Climate Change Working Group (1999-2004). He continues to be an official observer on behalf of business and industry at the United Nations Framework Convention on Climate Change negotiations each year since COP5 Bonn (1999) to COP25 (Madrid, 2019), representing IPIECA, the international petroleum industry association focused on raising environmental and social performance and advancing the energy transition. Earlier in his career, Arthur was a regulator of the electric power sector, writing clean air regulations at the U.S. Environmental Protection Agency. He was an engineer working on nuclear weapons and nuclear power projects for the Defense Advanced Research Projects Agency, a summer physicist at the Lawrence Livermore National Laboratory, and a chemical process engineer at Fluor Daniel. He holds a BS Chemical Engineering from the Massachusetts Institute of Technology and an MS Chemical Engineering from the California Institute of Technology.

David Hone works for Shell International Ltd. and is the Chief Climate Change Adviser in the Shell Scenarios Team. He joined Shell in 1980 after graduating as a Chemical Engineer from the University of Adelaide in Australia. He has worked in refinery technology, oil trading and shipping areas for Shell. David is a board member of the International Emissions Trading Association (IETA), was Chairman of IETA from 2011-2013 and is a board member of C2ES in Washington and GCCSI in Melbourne. David is a regular climate blogger and is the author of a 2017 book on climate change, ‘Putting the Genie Back: Solving the Climate and Energy Dilemma'.