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Laurence D. Marks  Department of Materials Science and Engineering, Northwestern University, Evanston, IL 60201  | 
| Equal Opportunity Crystallography of Oxide Surfaces | 
| André Authier Institut de Minéralogie, de Physique des Matériaux et de Cosmochimie, Université P. et M. Curie  | 
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| Early Days of X-ray Diffraction – The discovery and the first applications. | 
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Robert B. Von Dreele Advanced Photon Source, Argonne National Laboratory, Lemont, Il, USA 60439  | 
| The Development of GSAS-II | 
| Massimo Altarelli European X-Ray Free-Electron Laser Facility, German  | 
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| The European X-Ray Free-electron Laser (XFEL) Project   | 
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Yvonne Primerano Mascarenhas  Crystallography Laboratory, Institute of Physics of São Carlos, USP /Campus of São Carlos  | 
| History of Crystallography in Brazil | 




