• Melanie Baroni (CEREGE, France)
• Silvia Dalla (Univ. of Central Lancashire, UK)
• Richard Horne (British Antarctic Survey, UK)
• Hugh Hudson (Glasgow Univ., UK)
• A.J. Timothy Jull (Univ. of Arizona, USA)
• Dolores Knipp (Univ. of Colorado, Boulder CO, USA)
• Hiroyuki Maehara (National Astronomical Observatory, Japan)
• Fusa Miyake (Nagoya University, Japan) — team leader
• Eugene Rozanov (PMOD/WRC, Switzerland)
• Stepan Poluianov (Univ. of Oulu, Finland)
• Tobias Spiegl (Free Univ. Berlin, Germany)
• Ilya Usoskin (Oulu University, Finland) — team co-leader

Young members:

• Hisashi Hayakawa (Osaka Univ., Japan)
• Yuta Notsu (Univ. of Colorado, Boulder CO, USA)
• Florian Mekhaldi (Univ. of Lund, Sweden)

Self-supported experts

• Rolf Bütikofer (Univ. of Bern, Switzerland)
• Lukas Wacker (ETH Zürich, Switzerland)

Invited experts (2nd meeting)

• Alexander Shapiro (MPS, Germany)
• Nicholas Brehm (ETHZ, Switzerland)
• Sergey Koldobskiy (Univ. Oulu, Finland)
• Joonas Uusitalo (Univ. Helsinki, Finland)