Page 3 - i1052-5173-27-10

OCTOBER 2017 | VOLUME 27, NUMBER 10 SCIENCE

GSA TODAY (ISSN 1052-5173 USPS 0456-530) prints news 4 Chicxulub and the Exploration of
and information for more than 26,000 GSA member readers Large Peak-Ring Impact Craters through
and subscribing libraries, with 11 monthly issues (March/ Scientific Drilling
April is a combined issue). GSA TODAY is published by The David A. Kring, Philippe Claeys, Sean P.S.
Geological Society of America® Inc. (GSA) with offices at Gulick, Joanna V. Morgan and Gareth S. Collins
3300 Penrose Place, Boulder, Colorado, USA, and a mail-
ing address of P.O. Box 9140, Boulder, CO 80301-9140, USA. Cover: The Chicxulub peak ring in 83-mm-diameter core is
GSA provides this and other forums for the presentation composed of granitic rocks crosscut with cataclastic and hydro-
of diverse opinions and positions by scientists worldwide, thermal veins and has also been shock-metamorphosed as illus-
regardless of race, citizenship, gender, sexual orientation, trated with planar deformation features with ~5 micron spacing
religion, or political viewpoint. Opinions presented in this in quartz (inset, with field of view 245 microns wide). See
publication do not reflect official positions of the Society. related article, p. 4–8.
© 2017 The Geological Society of America Inc. All rights
reserved. Copyright not claimed on content prepared GSA News
wholly by U.S. government employees within the scope of
their employment. Individual scientists are hereby granted 9 Call for Nominations: 2018 GSA Awards & Medals
permission, without fees or request to GSA, to use a single
figure, table, and/or brief paragraph of text in subsequent 13 2018 AGI Awards
work and to make/print unlimited copies of items in GSA
TODAY for noncommercial use in classrooms to further 13 2018 National Awards
education and science. In addition, an author has the right
to use his or her article or a portion of the article in a thesis 14 GSA 2017 Registration and Information: You Still Have Time to Register
or dissertation without requesting permission from GSA,
provided the bibliographic citation and the GSA copyright 15 Seattle Hotel Map
credit line are given on the appropriate pages. For any
other use, contact editing@geosociety.org. 16 GeoCareers
Subscriptions: GSA members: Contact GSA Sales & Service,
+1-888-443-4472; +1-303-357-1000 option 3; gsaservice@ 17 Don’t Forget to Sign up for a Short Course
geosociety.org for information and/or to place a claim for
non-receipt or damaged copies. Nonmembers and institutions: 17 On To the Future Events
GSA TODAY is US$97/yr; to subscribe, or for claims for
non-receipt and damaged copies, contact gsaservice@ 18 Call for Field Trip, Short Course, and Technical Session Proposals—GSA
geosociety.org. Claims are honored for one year; please 2018 Indianapolis Meeting
allow sufficient delivery time for overseas copies. Peri-
odicals postage paid at Boulder, Colorado, USA, and at 22 Preliminary Announcement and Call for Papers: GSA Southeastern
additional mailing offices. Postmaster: Send address Section Meeting
changes to GSA Sales & Service, P.O. Box 9140, Boulder,
CO 80301-9140. 25 Preliminary Announcement and Call for Papers: GSA North-Central
GSA TODAY STAFF Section Meeting
Executive Director and Publisher: Vicki S. McConnell
Science Editors: Steven Whitmeyer, James Madison 32 Geoscience Jobs & Opportunities
University Dept. of Geology & Environmental Science,
800 S. Main Street, MSC 6903, Harrisonburg, VA 22807, 35 GSA Foundation Update
USA, whitmesj@jmu.edu; Gerald Dickens, Rice University
School of Earth Science, MS-126, 6100 Main Street, 36 Groundwork: Harnessing an Effective Geoscience Curriculum for Students
Houston, Texas 77005, USA, jerry@rice.edu. with Autism Spectrum Disorder
Member Communications Manager: Matt Hudson,
mhudson@geosociety.org 39 2018 GSA Section Meetings
Managing Editor: Kristen “Kea” Giles, kgiles@geosociety.org,
gsatoday@geosociety.org
Graphics Production: Margo McGrew, mmcgrew@
geosociety.org
Advertising Manager: Ann Crawford,
+1-800-472-1988 ext. 1053; +1-303-357-1053; Fax: +1-303-
357-1070; advertising@geosociety.org; acrawford@
geosociety.org
GSA Online: www.geosociety.org
GSA TODAY: www.geosociety.org/gsatoday
Printed in the USA using pure soy inks.

Erratum

In the In Memoriam section of the July 2017 issue of GSA Today (p. 45), Bennie W.
Troxel was incorrectly listed as Bernie Troxel. GSA regrets this error.

Cover inset image: Mount Rainier, Seattle, WA, USA.