Sarah Antier describes the Global Rapid Advanced Network Devoted to the Multi-messenger Addicts (GRANDMA), which aims to identify and characterize the electromagnetic counterparts of gravitational wave sources.
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The author thanks the GRANDMA collaboration for fruitful discussions related to this comment, especially Michael Coughlin and David Alexander Kann. She also appreciates their participation in the project jointly with the citizen science programme Kilonova Catcher supported by the IdEx Université de Paris, ANR-18-IDEX-0001. She acknowledges the financial support of the Programme National Hautes Energies (PNHE) and for the CNES post-doctoral programme.
The author declares no competing interests.
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Antier, S. Multi-messenger astrophysics and the GRANDMA generation. Nat Rev Phys 2, 449–451 (2020). https://doi.org/10.1038/s42254-020-0222-4