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GSA Publications

Milestones

Geology continues its reign as the Both the impact factor and five-
#1 ranked geology journal for the year impact factor soared for
sixteenth year in a row. According Geosphere, reaching 3.944 and
to Journal Citation Reports*, it had 4.284 respectively.
a 2021 Journal Impact Factor of
ISSN 0091-7613 APRIL 2022 ■ VOL. 50 NO. 4 ■ P. 385–528 While Clarivate does not produce
6.324 and a five-year impact factor impact factors for book series, it
GEOLOGY, VOLUME 50, NO. 4
of 6.456. indexes GSA’s Special Papers,
The Geological Society of America Memoirs, and Reviews in Engineering
Bulletin’s impact factor jumped to Geology in its Book Citation Index,
5.41, with a five-year impact factor which is part of the Web of Science.
ISSN 0016-7606 VOL. 134 NO. 3/4 March/ a pril 2022
of 5.25. *Journal Citation Reports™, Journal
Impact Factor™, and Web of Science™,
from Clarivate, 2022.
APRIL 2022
THE GEOLOGICAL SOCIETY OF AMERICA BULLETIN, VOLUME 134, NO. 3/4, P. 545–1088
Explore GSA’s journals and books at

www.gsapubs.org.
MARCH/APRIL 2022

Statement of Ownership, Management, and Circulation Actual No. Copies
Avg. No. Copies of Single Issue
(Required by Title 39 U.S.C. 4369) Each Issue in Published Nearest
Item No. from PS Form 3526 Past 12 Months to Filing Date
GSA Today (Publication No. 1052-5173) is published monthly by The
Geological Society of America, Inc., (GSA) with headquarters and offices at 15. Extent and Nature of Circulation
3300 Penrose Place, Boulder, Colorado 80301 U.S.A.; and mailing address a. Total number of copies (net press run) 9,909 9,850
of Post Office Box 9140, Boulder, Colorado 80301-9140 U.S.A. The Publisher
is Vicki S. McConnell; the Managing Editor is Kristen E.A. Giles; their office b. Legitimate paid and/or requested distribution 9,752 9,751
and mailing addresses are the same as above. The annual subscription (by mail and outside the mail)
prices are: for Members and Student Associates, $15; for non-members c. Total paid and/or requested circulation 9,752 9,751
$111. The publication is wholly owned by The Geological Society of America, d. Nonrequested distribution (by mail and outside 0 0
Inc., a not-for-profit, charitable corporation. No known stockholder holds the mail)
1 percent or more of the total stock. The purpose, function, and nonprofit
status of The Geological Society of America, Inc., have not changed during e. Total nonrequested distribution 0 0
the preceding twelve months. The average number of copies of each issue f. Total distribution (sum of c and e) 9,752 9,751
during the preceding twelve months and the actual number of copies pub- g. Copies not distributed (office use, leftovers, spoiled) 157 99
lished nearest to the filing date (September 2022 issue) are noted at right.
h. Total (sum of f and g) 9,909 9,850
This information taken from PS Form 3526, signed 30 August 2022 by the
Publisher, Vicki S. McConnell, and filed with the United States Postal Service i. Percent paid and/or requested circulation (c/f × 100) 100% 100%
in Boulder, Colorado.

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