XMM Calibration Workshop ORAL SESSION: Lumb D. Introduction 15 mins Briel, U.: Basic PN spectral calibration 30 mins Ferrando, P.: Basic calibration of EPIC MOS 30 mins den Herder, J.W.: Calibration of the Reflection Grating Spectrometers onboard XMM-Newton 30 mins Breeveld, A: The calibration of the Optical Monitor 20 mins Griffiths, G: Cross-calibration of the EPIC MOS and pn cameras on-board XMM-Newton using sources with featureless continuum spectra 20 mins den Herder, J.W.: Relative calibrations of EPIC and RGS onboard of XMM-Newton 20 mins Snowden, S: XMM-Newton and Chandra Cross-Calibration Results for G21.5-0.9 20 mins Becker, W.: Absolute & Relative Timing with the EPIC PN Camera of XMM-Newton 15 mins + QUESTION AND ANSWER SESSION 30 mins