EDITED BY

HOWARD C. WARREN. PRINCETON UNIVERSITY (Index)
JOHN B. WATSON, JOHNS HOPKINS UNIVERSITY (Review)
JAMES R. ANGELL, UNIVERSITY OF CHICAGO (Monographs)
ARTHUR H. PIERCE, SMITH COLLEGE (Bulletin)

WITH THE CO-OPERATION OF

MANY DISTINGUISHED PSYCHOLOGISTS

THE PSYCHOLOGICAL REVIEW

containing original contributions only, appears bimonthly, on the first of January, March, May, July, September, and November, the six numbers comprising a volume of about 420 pages.

THE PSYCHOLOGICAL BULLETIN

containing critical reviews, notices of books and articles, psychological news and notes,university notices, announcements, and shorter discussions, appears the fifteenth of each month, the annual volume comprising about 420 pages. Special issues of the BULLETIN consist of general reviews of recent work in some department of psychology, with original contributions bearing on the same topic.

THE PSYCHOLOGICAL INDEX

is a compendious bibliography of books, monographs, and articles upon psychological and
cognate topics that have appeared during the year. The INDEX is issued in April or May,
and may be subscribed for in connection with The REVIEW and BULLETIN, or purchased
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THE PSYCHOLOGICAL MONOGRAPHS

consist of longer researches or treatises or collections of laboratory studies which it is important to publish promptly and as units. THE PHILOSOPHICAL MONOGRAPHS form a separate series, containing treatises more philosophical in character. THE MONOGRAPHS appear at irregular intervals and are gathered into volumes of about 500 pages, with a uniform subscription price of $4.00. (Postal Union, $4.30.) Each series may be subscribed for separately. The price of single numbers varies according to their size (see list). Eleven volumes of THE PSYCHOLOGICAL MONOGRAPHS have been issued, and the first volume of the PHILOSOPHICAL MONOGRAPHS is in progress.

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