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Peter Geyer
Type Coaching and Training

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COURSES
Course Outlines
New Articles
Is it working for you?
Experiences as a customer and employee with two public organisations

What's going on
Revolution, toxic sludge and other virtues

I'm your mirror:
Observation, reflection, culture, Hawaii
Undercurrents
(Occasional Series)
On difference: models, lives, and human beings
Naturally Different: from the Australian Career Practitioner

Some Significant Dates

1913 At the Munich Psychological Congress, C.G.Jung speaks on typology, introducing the terms extraversion and introversion.
1917 Katharine Cook Briggs begins her research into personality. She develops a 4 type framework : Social ; Thoughtful ; Executive ; Spontaneous.
1923 C.G. Jungs Psychological Types published in English translation (originally published in German in 1921).

Katharine Briggs reads Psychological Types and recognizes that Jungs theory corresponds to and elaborates on her own observations about people.

1923_1941 Jungs typology becomes part of the Briggs family discourse and is tested through observation and discussion.

Katharine Briggs has two articles describing Jung's theory published in the journal New Republic in 1926 and 1928, to no overt response.

Katharine Briggs daughter, Isabel Briggs Myers writes a prize-winning mystery novel Murder Yet to Come (1929) using typological ideas. (recently republished).

The two women meet Jung briefly in 1937.

1942 US World War II entry prompts creation of the MBTI® (as Briggs-Myers Type Indicator®).
1942_1944 Many potential Indicator questions written and validated through the first criterion group of about 20 relatives and friends of the Briggs and Myers families.

J_P Attitude scale developed as an extension of Jungs theory.

Early Forms developed. Copyrighted in 1943.

1944_1956 Indicator data collection and research.
First thesis using the Indicator (Laney, 1949).
Agreements with Edward Hay and Donald MacKinnon.
Isabel Myers corresponds with Jung, sending him the Indicator.
1956 Isabel Myers presents on the Indicator to Educational Testing Service (ETS).
1956_1962 Name change and development of new Forms of the Myers-Briggs Type Indicator®.

ETS becomes the first publisher of the Indicator, as a research instrument.

Myers meets with diffidence from the psychometric community.

ETS publishes MBTI® Manual for Form F (1962).

1962_1969 Some researchers and clinicians discover MBTI® & find it useful.
1969 Isabel Myers meets Mary McCaulley_begin research collaboration
1971 Myers and McCaulley form Typology Laboratory at University of Florida, Gainesville and create centralised database.
1975 Typology Laboratory becomes Center for Applications of Psychological Type Inc. (CAPT) independent from the University and part of AMSA (American Medical Students Association)

First Conference on MBTI® Gainesville, Fl.

ETS contract terminated; Consulting Psychologists Press (CPP) becomes new Publisher.

1976 MBTI® becomes generally available to test users.
1977 MBTI® Scales restandardised; Form G published. 2nd MBTI® Conference, Michigan
1978 Keirsey & Bates' Please Understand Me published.
1979 3rd MBTI® Conference Philadelphia, on Isabel Myers birthday.

Formation of the Association of Psychological Type (APT).

Publication of Research in Psychological Type, later the Journal of Psychological Type (JPT) dedicated to MBTI® research.

1980 Isabel Myers dies; her book Gifts Differing published.
1981 Otto Kroeger Associates commences training in the MBTI®.
1985 Revised MBTI® Manual published.

Qualifying Workshops instituted by CPP. Otto Kroeger Associates Programme approved.

CPP commences publication of MBTI®_related books, materials.

1986 First approved Qualifying/Accreditation Programme conducted in Australia by Katharine Myers and Margaret Hartzler (Sydney)
1988 Otto Kroeger and Janet Thuesens Type Talk published.
1991 First Australian MBTI® Conference held in Sydney.

Founding of Australian Association for Psychological Type (AAPT)
1992 AAPT publishes Australian Journal of Psychological Type (AJPT)

First AAPT Conference in Maroochydore (Qld)
1995 AAPT and Deakin University co_establish Psychological Type Research Unit to establish database, library and promote research
1996 CPP institutes standardised exam for all Qualifying Programmes.
1997 New MBTI® (Form M) previewed at APT Boston Conference
Peter Geyer

Photograph courtesy of Jamie Johnston, CAPT Library.

PETER GEYER (INTP) is a consultant, researcher and writer in the field of C G Jung's theory of psychological types. He conducts MBTI Accreditation programs and presents internationally on a regular basis.

Peter is a life member of AusAPT and a professional affiliate of the Australian Psychological Society.