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Volume 34 (1) 2021



Editorial: The Past Honoured, Mysteries Unravelled, Secrets Revealed and some Self-Reflection.

Interview with Simon Best, the first editor of Correlation

Confirmation of Ptolemy’s 5-degree rule for Koch and Equal houses by Kyösti Tarvainen

Can success with IVF treatment following astrological advice be accounted for by the Placebo Effect? by Nicola Smuts-Allsop

The New York Suicide Study – Reconsidered and Reversed by Robert Currey

Human longevity, the Gauquelin Effect and Helio-centric cycles by Graham Douglas

Guessing aspects from interviews and obituaries by Kyösti Tarvainen

Book review by Philip Graves: A Critical Introduction to Psychological Astrology with Scientific Backing Authored by Kyösti Tarvainen & Raimo Nikula.

Letter from Gerhard Mayer

Volume 33 (2) 2021



Editorial: Is the P-Value still our Litmus Test?
Robert Currey
Astrology using Progressed Synastry in 1,300 Public Cases. A Validation Study
Paul Westran
To use or not to use midpoints? 
Vincent Godbout
A study of midpoints in theologians’ charts
Kyösti Tarvainen
Statistical studies have started to advance astrological techniques.
Kyösti Tarvainen
Testing astrology based on practice rather than theory.
Robert Currey
Justice for the Supreme Court. Delving beyond a Sun Sign Test of 114 Justices
Robert Currey
Replication of Ertel’s result on Sudden Infant Death Syndrome and Saturn in Gauquelin Key sectors. 
Graham Douglas

Volume 33 (1) 2020



Roy Gillett “Very Special Thanks to Dr Pat Harris”
Pat Harris “Reflections on 20 years as editor”
Robert Currey “Handing over the Helm”

Is the Gauquelin Effect born at conception?
Michel Gauquelin’s intuition on geomagnetic micro-pulsations
Graham Douglas

Metaphysical Psychology: The 8th Great Problem of Astrology
Mike Harding

Flaws in Kennet Gillman’s Planetary sequence and astrological heredity
Jan Kampherbeek

Kennet Gillman

Jan Kampherbeek

Final response:
reactions by Kennet Gillman and Jan Kampherbeek

Volume 32 (2) 2020


Editorial: The Evidence Accumulates, but Proof is never possible
The Evidence List: 63 studies
Robert Currey

An Automated Matching Test: Comparing astrological charts with biographies
Vincent Godbout

Suicide and Birthtime
Peter Fraiss

Estimation of aspect orbs by the computer
Kyösti Tarvainen PhD

A Brief Introduction to Qualitative Research in Astrology
Glenn Perry

Evaluating the effect of the rounding errors in the Gauquelin data
Kyösti Tarvainen PhD and Vincent Godbout

Volume 32 (1) 2018


Editorial: New Milestones
Planetary influence on the success of NFL Head Coaches
Courtney Roberts

On the astrological polarity in extravert and introvert groups
Kyösti Tarvainen PhD

Can western tropical interpretations apply to the sidereal zodiac?
Robert Currey

Can adolescent behaviour be influenced by lunar phase?
Alex Trenowth

Dean’s serial correlation method doesn’t work in time twin studies
Kyösti Tarvainen PhD

Volume 31 (2) 2018


Editorial – To see or not to see

Obituary for Suitbert Ertel
Kenneth Irving

Recollections of Suitbert Ertel
Geoff Dean, Jan Ruis and from further friends and colleagues

Eminence Grading Settles the Gauquelin Effect
Graham Douglas

Purifying Gauquelin’s Grain of Gold: Planetary Effects Defy Physical Interpretation
Suitbert Ertel

Raising the Hurdle for the Athletes’ Mars Effect: Association Co-varies with Eminence
Suitbert Ertel

Obituary for Mike Wackford
Bernard Eccles

Chart Rulers Work in the Gauquelins’ Data
Kyösti Tarvainen, PhD

Do Astrological Signs Correlate with Facebook Usage?
Ming Shian Wu

Volume 31 (1) 2018


Can Extraversion [E] and Neuroticism [N] as defined by Eysenck match the Four Astrological Elements?
By Robert Currey 

Planets are strong also according to ordinary astrology in the Gauquelins’ groups.
By Kyösti Tarvainen, PhD 

The rise to power of political figures interpreted with degree symbols.
Chris Borkowski, MPhil

Volume 30 (2)


Obituaries: Dennis Elwell; Michael Startup; Dave Stevens; Jonathan Cainer

Astrology is a Foreign Language
Dennis Elwell

The Moon’s Nodes in the synastry of the Gauquelins’ couples
Kyösti Tarvainen PhD

The relevance of Bayes’ theorem in probability theory
Professor Peter Robert

A major new mundane astrology book by André Barbault
Roy Gillett

Book Review: The New Age in the Modern West: Counterculture, Utopia and Prophecy from the Late Eighteenth Century to the Present Day
Nicholas Campion reviewed by Garry Phillipson

Reviews of Tests of Astrology
Geoffrey Dean and associates: how to post your review online

Volume 30 (1) 2015


Editorial: The key to being a good researcher in astrology? Thinking outside the box

Obituary: Professor Peter Roberts

The relevance of Bayes Theorem in probability theory
Professor Peter Roberts

A famous victory
Roy Gillett

A study of major & minor aspects in theologians’ charts
Kyösti Tarvainen

The Eureka Effect
Nicholas Kollerstrom, PHD

Volume 29 (2) 2014


Effects of Venus/Saturn aspects in marriages 

by Kyösti Tarvainen

Planetary sequence and astrological heredity: a report by Kennet Gillman

Confirmation bias in the Wyman and Vyse experiment by Kenneth McRitchie

Positive Results in the Book Astrology under Scrutiny by Kyösti Tarvainen

Book Reviews

Astrology and Popular Religion in the Modern West: Prophecy, Cosmology and the New Age Movement by Nicholas Campion, reviewed by Garry Phillipson

Astrology under Scrutiny: Close encounters with science Editor in chief: Wout Heukelom. Guest Editor and Principal Compiler: Geoffrey Dean , reviewed by Robert Currey

Science & Psychic Phenomena – The Fall of the House of Skeptics by Chris Carter, reviewed by Mike Harding

Volume 29 (1)


Editorial – The Moon in the Man

The Solar Matrix by Robert Curry

Favourable astrological factors for mathematicians by Kyösti Tarvainen 

A signal from Saturn in daily temperature data by Bruce Scofield

Comments on In Memoriam Michel Gauquelin 1928-1991 and Françoise Gauquelin 1929-2007 by Suitbert Ertel

Book Review from Nick Kollerstrom:
The Moon and Madness by Niall McCrae


Volume 28 (2)


Editorial: The Mantic and the Metric
Kenneth Irving

The Birth Charts of Male Serial Killers
Jan Ruis

Planetary Weather
Bruce Scofield

A Formula for Orbital Synthesis by Robert Currey
A Brief Memo on LST Effects by Kenneth Irving

From Edward Snow: A Proactive PR Plan for Astrology


Volume 28 (1) 2012


A test of overall validity of astrological statements in the handbook by Sakoian and Acker
Kyöosti Tarvainen 

Henning’s synthesis method shows validity of astrology in the Gauquelins’ data
Kyöosti Tarvainen

Website addresses of potential interest to researchers in astrology
MA in Cultural Astronomy and Astrology – online distance learning
Research Grants for the Critical Study of Astrology

Book Reviews
The Spirit of Numbers by David Hamblin: Reviewer Christeen Skinner
Planetary Strength: A Commentary on Morinus: Reviewer Wanda Sellar
The Archetypal Cosmos: Rediscovering the Gods in Myth, Science and Astrology: Reviewer Mike Harding