Dr. Paul T. P. Ho

American Astronomical Society

International Astronomical Union

Referee for: Astrophysical Journal, Astronomical Journal, Publication of the Astronomical Society of Japan, Astronomy and Astrophysics, Science, Nature, Icarus, Astrophysical Letters and Communications.

Referee for: National Radio Astronomy Observatory, National Optical Astronomy Observatories, United Kingdom Infrared Telescope, National Aeronautics and Space Administration, National Science Foundation, National Research Council of Canada, National Science Council of Taiwan.

Past Managing Editor for: Astrophysical Letters and Communications.

Past Member of: Harvard University Department of Astronomy Committee on Academic Studies; NRAO Users Committee; NSF Division of Astronomical Sciences Visiting Committee; USRA Astronomy and Space Physics Science Council; NRAO Visiting Committee; ALMA Cost Review Committee; ACA Preliminary Design Review Committee, Chair; ALMA North American Science Advisory Committee; National Taiwan University Physics Department Visiting Committee; National Tsing Hua University Physics Department Visiting Committee

Past Member of: SAO Colloquium Committee; SAO Fellowship Committee; SAO Central Engineering Advisory Committee; Submillimeter Array Steering Committee; SAO Federal Scientist Appointments Committee, Chair; SAO Professional Accomplishments Evaluation Committee; SMA Legacy Science Committee, Chair; Giant Segmented Mirror Telescope Science Working Group; Higher Education Evaluation and Accreditation Council of Taiwan; Panel to Advise on Science and EVLA Operations; Advisory Committee for the Academia Sinica Institute of Astronomy and Astrophysics; HyperSuprime Cam Steering Committee; Prime Focus Spectrograph Steering Committee; Ecole Normale Superieure Physics Department Visiting Committee; NAOJ External Review Committee; China Thirty Meter Telescope Advisory Committee; Ecole Normale Superieure Physics Department Astrophysics Senior Faculty Search Committee, Chair; Atacama Large Millimeter/submillimeter Array Board

Member of: Event Horizon Telescope Board

Member of: The Astronomy and Astrophysics Review Editorial Board

Member of: Kavli Institute of Astronomy and Astrophysics Science Advisory Committee

Member of: Selection Advisory Board to the Gruber Cosmology Prize (2018-)

Member of: Institut Radio Astronomie Millimetrique Visiting Committee (2018)

Member of: SOFIA Red Team Review (2019)