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Thomson, Godfrey Hilton, Sir, 1881-1955 (psychologist and Bell Professor of Education, University of Edinburgh)

 Person

Found in 253 Collections and/or Records:

11 (37), Thomson to Ledermann, 20 Jul 1937

 Item
Identifier: Coll-1064/9
Scope and Contents Thomson continues to discuss Burt's article, The Correlation between Persons. He reproduces equations Ledermann sent in response to his previous letter, and asks him to clarify them.
Dates: 20 Jul 1937

11 (38), Thomson to Ledermann, 27 Feb 1938-28 Feb 1938

 Item
Identifier: Coll-1064/44
Scope and Contents Thomson explores his discovery regarding correlation co-efficients, or what he refers to as profile correlations, in a doubly centred matrix in relation to Thurstone’s centroid process. He also refers to Ledermann's assertion regarding the approach of a powered matrix to rank one as the power rises, stating that he disagrees, and referring to the work of Burt. Also includes a post script which...
Dates: 27 Feb 1938-28 Feb 1938

11 (39), Thomson to Ledermann, 28 Oct 1939

 Item
Identifier: Coll-1064/90
Scope and Contents Thomson suggests Ledermann's new address means he has now found a house, and wishes he and his parents happiness. He asks him to send on the Psychometrika offprints. He refers Ledermann to two papers by E B Wilson and Jane Worcester respectively in the Proceedings of the National Academy of Sciences, in particular drawing his attention to their use of a Thurstone formula, and suggests Ledermann might want to pursue the matter...
Dates: 28 Oct 1939

12 (37), Thomson to Ledermann, 25 Jul 1937

 Item
Identifier: Coll-1064/10
Scope and Contents Thomson gives Ledermann his address at the Training College, Bingley, for the following fortnight, informing him he will be lecturing there and asking him to write. He also mentions an enclosed cheque, which has not survived in the collection, asking Ledermann to sign and return it.
Dates: 25 Jul 1937

12 (38), Thomson to Ledermann, 1 Mar 1938

 Item
Identifier: Coll-1064/45
Scope and Contents Thomson refers to his previous letters regarding correlation co-efficients in a doubly centred matrix. He tells Ledermann he was wrong in some respects, and asks him further questions in relation to the work of Burt.
Dates: 1 Mar 1938

12 (39), Thomson to Ledermann, 28 Oct 1939-Nov 15 1939

 Item
Identifier: Coll-1064/91
Scope and Contents In the first letter, dated 28 Oct 1939 and numbered 12 (39), Thomson refers to Ledermann's manuscript, which he had originally enclosed with some deletions suggested by a referee. These have not survived in the collection. He tells Ledermann that he is unsure if Professor Kendall will apply for a Carnegie Grant, or if Thomson or Ledermann will have to. In the second letter, dated 15 Nov 1939 and numbered 12 a (39), Thomson invites...
Dates: 28 Oct 1939-Nov 15 1939

13 (37), Thomson to Ledermann, 6 Aug 1937

 Item
Identifier: Coll-1064/11
Scope and Contents Thomson advises Ledermann to keep the letters he sends him for future reference. He discusses a paper he has written for the British Journal of Psychology, which regards the influence selection has over factorial analysis, and asks Ledermann if he should shorten it. He advises Ledermann to make use of some of the concepts for a paper of his own regarding matrix notation, and refers him to work of Hotelling, Thurstone, and Aitken, particularly Aitken's...
Dates: 6 Aug 1937

13 (38), Thomson to Ledermann, 3 Mar 1938-5 Mar 1938

 File
Identifier: Coll-1064/46
Scope and Contents In his letter, dated 3 Mar 1938 and numbered 13 (38), Thomson thanks Ledermann for his previous letter, and responds to his points regarding the reciprocity of persons and tests, referring to Burt's statement that we can always deduce all we want to know about person-factors from an analysis into test-factors, or vice versa, and need only perform whichever analysis is convenient. Thomson disagrees with this, apart...
Dates: 3 Mar 1938-5 Mar 1938

13 (39), Thomson to Ledermann, 5 Dec 1939

 Item
Identifier: Coll-1064/92
Scope and Contents Short letter in which Thomson reminds Ledermann to order 150 offprints of Ledermann's article, which the research fund will pay for.
Dates: 5 Dec 1939

14 (37), Thomson to Ledermann, 14 Aug 1937

 Item
Identifier: Coll-1064/12
Scope and Contents Thomson refers to a proof or article which he had enclosed. This has not survived in the collection. He does not name the author, but suggests to Ledermann that he may want to contact him, either sending the letter by the fastest ship or communicating by cable, charging the costs to the Carnegie fund. He refers to his British Journal of Psychology article discussed previously; highlighting that he wishes it to be understood by less mathematical readers, and...
Dates: 14 Aug 1937