editors and co-editors of Acta Crystallographica Section B

editor-in-chief

G. Kostorz, ETH Zurich, Wolfgang-Pauli-Str. 16, CH-8093 Zurich, Switzerland (fax: +41-446331105; e-mail: gk-iucr@ethz.ch)

section editor

C. P. Brock, Department of Chemistry, University of Kentucky, Lexington, KY 40506-0055, USA (e-mail: cpbrock@uky.edu)
Areas of expertise: crystal packing; thermal motion; organic structures.

co-editors

D. G. Billing, School of Chemistry, University of the Witwatersrand, Private Bag 3, PO Wits, Johannesburg 2050, South Africa (e-mail: dave.billing@wits.ac.za)
Areas of expertise: chemical crystallography; supramolecular chemistry; polymorphism; powder diffraction.

E. V. Boldyreva, Institute of Solid Sate Chemistry, Russian Academy of Sciences, ul. Kutateladze 18, Novosibirsk 128, Russia (e-mail: boldyrev@nsu.ru)
Areas of expertise: high pressures; organic solids; hydrogen bonds; crystal engineering; low temperatures; reactivity of solids.

N. B. Bolotina, Institute of Crystallography, Russian Academy of Sciences, Leninsky prosp. 59, Moscow 119333, Russia (e-mail: bolotina@ns.crys.ras.ru)
Areas of expertise: single-crystal and twinning structures of inorganic compounds and minerals; modulated structures; X-ray data collection and processing.

G. Chapuis, Laboratory of Crystallography, Swiss Federal School of Technology, BSP, CH-1015 Lausanne, Switzerland (e-mail: gervais.chapuis@epfl.ch)
Areas of expertise: incommensurate structures; modulated structures.

D. L. Dorset, Advanced Material Characterization, ExxonMobil Research and Engineering Company, 1545 Route 22 East, Room LA-170, Annandale, NJ 08801, USA (e-mail: d.l.dorset@exxonmobil.com)
Areas of expertise: electron crystallography; linear chain assemblies (waxes, polymers, lipids); zeoform materials.

C. H. Görbitz, Department of Chemistry, University of Oslo, PO Box 1033 Blindern, N-0315 Oslo, Norway (e-mail: c.h.gorbitz@kjemi.uio.no)
Areas of expertise: amino acids; crystal engineering; hydrogen bonding; molecular conformations; molecular recognition; nanomaterials; peptides.

T. N. Guru Row, Solid State and Structural Chemistry Unit, Indian Institute of Science, Bangalore 560012, India (e-mail: ssctng@sscu.iisc.ernet.in)
Areas of expertise: charge density analysis; cryo-crystallography; phase transitions; solid-state reactions.

C. J. Howard, Conjoint Professor - Materials Science, School of Engineering, University of Newcastle, Callaghan, NSW 2308, Australia (e-mail: Chris.Howard@newcastle.edu.au)
Areas of expertise: phase transitions; materials science; powder diffraction; neutron scattering.

J. A. Kaduk, Innovene USA LLC, Naperville Complex, 150 W. Warrensville Road, PO Box 3011, MC F-9, Naperville, IL 60566, USA (e-mail: james.kaduk@ineos.com)
Areas of expertise: powder diffraction; Rietveld method; materials science; solid state chemistry.

K. Ogawa, Department of Basic Science, Graduate School of Arts and Sciences, The University of Tokyo, Komaba, Meguro-ku Tokyo 153-8902, Japan (e-mail: ogawa@ramie.c.u-tokyo.ac.jp)
Areas of expertise: organic structures; conformational change; organic reactions; photochromism; thermochromism.

S. Parsons, School of Chemistry and Centre for Science at Extreme Conditions, The University of Edinburgh, King's Buildings, W. Mains Road, Edinburgh EH9 3JJ, Scotland (e-mail: s.parsons@ed.ac.uk)
Areas of expertise: high pressure; polymorphism; structural chemistry; twinning.

A. A. Pinkerton, Department of Chemistry, University of Toledo, 2801 W. Bancroft St, Toledo, OH 43606, USA (e-mail: APINKER@utnet.utoledo.edu)
Areas of expertise: cryocrystallography; experimental charge densities.

U. Rychlewska, Department of Chemistry, Adam Mickiewicz University, Grunwaldzka 6, 60-780 Poznan, Poland (e-mail: urszular@amu.edu.pl)
Areas of expertise: molecular and supramolecular crystal engineering; non-bonding interactions; natural products; organic and coordination compounds; use of CSD.

S. van Smaalen, Laboratory of Crystallography, University of Bayreuth, Universitatsstrasse 30, D-95440 Bayreuth, Germany (e-mail: smash@uni-bayreuth.de)
Areas of expertise: aperiodic crystals; incommensurate crystals; quasicrystals; inorganic compounds; maximum-entropy method; mathematical crystallography; theoretical crystallography.

M. A. Spackman, Chemistry - M313, School of Biomedical and Chemical Sciences, University of Western Australia, Crawley, WA 6009, Australia (e-mail: mas@cyllene.uwa.edu.au)
Areas of expertise: charge/electron density studies; theoretical and computational chemistry; crystal engineering; hydrogen bonding; structural chemistry.

T. R. Welberry, Research School of Chemistry, Australian National University, Canberra City, ACT 0200, Australia (e-mail: welberry@rsc.anu.edu.au)
Areas of expertise: diffuse X-ray scattering; disorder; phase transitions; quasicrystals; computer modelling and simulation.

T. J. White, School of Materials Science and Engineering, Nanyang Technological University, 50 Nanyang Avenue, Singapore 639798, Singapore (e-mail: tjwhite@ntu.edu.sg)
Areas of expertise: ceramics; minerals; electron microscopy; powder diffraction.

C. C. Wilson, Department of Chemistry, University of Glasgow, Glasgow G12 8QQ, Scotland (e-mail: C.C.Wilson@chem.gla.ac.uk)
Areas of expertise: neutron diffraction; hydrogen bonding; structural evolution and change; structure solution methods; diffuse scattering.

book-review editor

P. Paufler, Institut für Strukturphysik, Fachrichtung Physik, Fakultät Mathematik und Naturwissenschaften, Technische Universität Dresden, D-01062 Dresden, Germany (e-mail: paufler@physik.tu-dresden.de)