Topics Symmetries, point groups, space groups, periodicity, unit cell Diffraction physics Sources, detectors, future possibilities Instrumentation Crystallization small molecule Protein production, purification, crystallization Data collection, reduction, analysis Structure solutions, refinement Crystallographic databases (CSD, PDB) Phasing and model building, disorder, twinning Polymorphism, crystal engineering, supramolecular chemistry Powder diffraction, Rietveld Structure analysis and quality control Data validation, cif and data handling Non-ambient conditions Small angle scattering Electron microscopy NMR and crystallography, NMR-crystallography Structure-property relationship