The Office of the Associate Administrator for NASA's Science Mission Directorate (SMD) is responsible for directing and overseeing the nation’s space research program in Earth and space science. The Directorate engages the external and internal science community to define and prioritize science questions and seeks to expand the frontiers of four broad scientific pursuits: Earth Science, Planetary Science, Heliophysics, and Astrophysics.
Through a variety of robotic observatory and explorer craft, and through sponsored research, the Directorate provides virtual human access to the farthest reaches of space and time, as well as practical information about changes on our home planet.
Geoffrey L. Yoder is the acting Associate Administrator for the Science Mission Directorate. Prior to this he was the Deputy Associate Administrator for SMD. In his career, he has previously held leadership responsibilities for the James Webb Space Telescope, as program director at the agency's headquarters in Washington. Prior to that assignment, Yoder served as the director of the Office of Evaluation at NASA Headquarters, responsible for assessing NASA programs, projects and institutions for cost effectiveness, quality, and performance in achieving strategic objectives, including ensuring alignment with national goals and the agency's vision and mission.
Dr. Jeffrey Newmark is the Deputy Associate Administrator for Research within NASA’s Science Mission Directorate. Principal responsibilities encompass: ensuring scientific quality and integrity of research processes, including oversight of SMD scientific competition processes for research awards and flight programs; representing SMD research goals, policies and programs inside and outside NASA; overseeing SMD’s relationship with the National Research Council; managing Directorate-level coordination of suborbital-class flight programs, SMD education and communications efforts, and overseeing and ensuring the integration of technology efforts within SMD projects.
Gregory L. Robinson is the Deputy Associate Administrator for Programs in the NASA Science Mission Directorate (SMD). He is responsible for assessing NASA programs, projects and institutions for technical and cost effectiveness, quality, and performance. He also coordinates program and project content with the other NASA Mission Directorates, and federal agencies in which SMD has partnerships. SMD has a portfolio of 97 missions in formulation, development, and operations.
Roy A. Maizel is the Deputy Associate Administrator for Management, responsible for the formulation and execution of the Directorate’s $5+ billion budget, as well as the guidance and oversight of all strategic planning and policy development activities. He is also responsible for the provision of administrative support to the Directorate's approximately 200-person Headquarters organization.
Dr. Eric Smith is the James Webb Space Telescope Deputy Program Director at NASA Headquarters, Washington, D.C. He works with the Webb Project during the observatory’s development to keep NASA Headquarters management and external partners, both international and intergovernmental, apprised of how the developing hardware measures up against costs, schedules, and science requirements.
Kristen Erickson was selected in June 2014 as NASA's Director for Science Engagement and Partnerships. In this role, she oversees STEM science activation and communications for NASA’s Science Mission Directorate. She has over 34 years with NASA in various leadership roles and holds degrees from Texas A&M University and Harvard.
Michael Seablom is the Chief Technologist for the Science Mission Directorate at NASA Headquarters. He has the responsibility for surveying and assessing technology needs for the Heliophysics, Astrophysics, Earth Science, and Planetary Science Divisions, and is the primary liaison to the NASA Office of Chief Technologist and the Space Technology Mission Directorate.
The SMD division directors play a significant role in support of NASA scientists both at Headquarters and at NASA centers, universities, institutes and partner agencies the world over.
Michael H. Freilich received BS degrees in Physics (Honors) and Chemistry from Haverford College in 1975 and a Ph.D. in Oceanography from Scripps Institution of Oceanography (Univ. of CA., San Diego) in 1982. Dr. Freilich is now the Director of the Earth Science Division.
Dr. Green received his Ph.D. in Space Physics from the University of Iowa in 1979 and began working in the Magnetospheric Physics Branch at NASA's Marshall Space Flight Center (MSFC) in 1980. In August 2006, Dr. Green became the Director of the Planetary Science Division at NASA Headquarters.
Paul Hertz was named Director of the Astrophysics Division in the Science Mission Directorate at NASA in March 2012. He is responsible for the Agency's research programs and missions necessary to discover how the universe works, explore how the universe began and developed into its present form, and search for Earth-like planets.
Steven W. Clarke is the Director of the Joint Agency Satellite Division (JASD), He is responsible for managing reimbursable satellite and instrument development activities performed by NASA for partner agencies.
Craig Tupper is the Director of the Resources Management Division (RMD), responsible for formulation, justification, and execution of NASA’s approximately $5 billion annual Science budget.
In 2015, Ms. Sandra E. Smalley was appointed the Director of the Joint Agency Satellite Division (JASD) in the Science Mission Directorate (SMD) at NASA Headquarters. She is responsible for managing reimbursable satellite, instrument and ground system development activities performed by NASA for partner agencies.
Dan Woods is the Division Director for the Strategic Integration and Management Division (SI&MD), responsible for the Directorate’s strategic planning and messaging, science advisory committee, congressional, and executive activities. He is also responsible for the administrative support provided to Directorate employees.
Dwayne Brown leads and coordinates multimedia products for science-related discoveries and activities for the news media and the general public.