Correlation 2018 Vol 31 02 31.2

Editorial: To See Or Not To See
Kenneth Irving Obituary: Professor Suitbert Ertel
Recollections of Suitbert Ertel from Geoff Dean, Jan Ruis and additional friends and colleagues
Suitbert Ertel Raising the Hurdle for the Athletes’ Mars Effect: Association Co-varies with Eminence
Graham Douglas Eminence Grading Settles the Gauquelin Effect
Bernard Eccles Obituary: Mike Wackford
Kyosti Tarvainen PhD Chart Rulers work in the Gauquelins’ Data
Ming Shian Wu Do Astrological Signs Correlate with Facebook Usage?
Guide to Basic Astrological Terminology