Dr. John Percy has been a longtime friend of the AAVSO. He is a mentor to the PEP program, LPV section, has been a councilor and AAVSO President, and was a co-author of Hands-On Astrophysics. He has used AAVSO data extensively in his research for over 30 years. John is a stalwart at our Annual Meetings where he routinely brings students who are doing work with your data. Congratulations, John!
The official announcement is here.
FYI, the full name of the award is the Qilak Award for Astronomy Outreach and Communication; CASCA stands for the Canadian Astronomical Society/Société Canadienne d'Astronomie (the official organization of Canadian astronomical and astrophysical research).