Past affiliation(s) within the IAU

• Past Organizing Committee Member of Commission 49 Interplanetary Plasma & Heliosphere (1985-1988)
• Past Organizing Committee Member of Commission 49 Interplanetary Plasma & Heliosphere (1982-1985)
• Past Organizing Committee Member of Commission 49 Interplanetary Plasma & Heliosphere (1979-1982)
• Past Organizing Committee Member of Commission 49 Interplanetary Plasma & Heliosphere (1976-1979)
• Past Member of Division B Facilities, Technologies and Data Science (until 2019)
• Past Member of Division E Sun and Heliosphere (until 2019)
• Past Member of Division J Galaxies and Cosmology (until 2019)
• Past Member of Commission 21 Galactic and Extragalactic Background Radiation (until 2015)
• Past Member of Commission 49 Interplanetary Plasma & Heliosphere (until 2015)
• Past Member of Commission 54 Optical & Infrared Interferometry (2011-2015)
• Past Member of Division II Sun & Heliosphere (until 2012)
• Past Member of Division III Planetary Systems Sciences (until 2012)