The special 100th anniversary issue of The Journal of the American Association of Variable Star Observers (JAAVSO, Vol. 40, No. 1, Parts A and B) celebrates the AAVSO's centennial by featuring papers presented at the 2011 Spring and Annual meetings of the AAVSO, as well as a section of thirteen invited review papers covering the latest developments in variable star astronomy.
Included in this special issue:
Group photographs taken at the 2011 Spring and Annual meetings