Images of Canadian crystallographers. Clockwise, top left: M. Fleet, F. R. Ahmed, E. Sokolova, R. Ferguson; top right, M. Przbylska; center: L. Debaere, B. Taylor and L. Calvert, L. Cranswick, F. Brisse; bottom right: M. Pippy, C. Huber, O. Knopp, H. Barnes; bottom center: CNCC Logo; bottom left: E. Gabe.
Old series (1993-2017)
Editors: William L. Duax, Judith Flippen-Anderson

Contents of issue

Letter from the President

Letter from the President
Sine Larsen

IUCr journals news

Detection and correction of underassigned rotational symmetry prior to structure deposition
B. K. PoonR. W. Grosse-Kunstleve, P. H. ZwartN. K. Sauter

IUCr journals news

The trigonal polymorph of strontium tetraborate, β-SrB4O7
A.D. VasilievA.V. CherepakhinA.I. Zaitsev

IUCr journals news

Application of magnetic Compton scattering for spin-specific magnetic hysteresis measurement
A. AguiH. Sakurai, T. Tamura, T. Kurachi, M. TanakaH. Kawata

Special report

Crystallography in Canada
Michael JamesEric Gabe, Richard F. W. Bader, T. Stanley Cameron, Andrew D. Booth, Yvon Le Page, Stanley C. Nyburg, I. David Brown, Allen C. LarsonSandy Mathieson

Meeting report

Crystallization Schools in Spain
Juan-Ma Garcia-Ruiz


Maria Przybylska (1923-2008)
Mirek CyglerDavid R. Rose


John S. Rutherford (1938-2009)
Wilfrid E. Klee

Letter to the Editor

Fraudulent structures
Brahama D. Sharma