psychobiography
/ˌsʌɪkəʊbʌɪˈɒɡrəfi/noun
1A biography which gives particular emphasis to the psychological make-up or development of its subject.
2The art of writing psychobiographies; the interpretation of a person's life in psychological terms.
Origin
Late 19th century; earliest use found in The New Englander. From psycho- + biography.