Hi list, I am trying to batch a parametric modulation of an event. I cannot find anything on what the information stored in the following variable is: SPM.Sess(1).U(1).P(1).i = [1 2] Any links or so with more info on batching parametric designs are also very welcome. Thanks in advance. Christian -- Christian Fiebach, PhD Department of Psychology & Helen Wills Institute of Neuroscience 132 Barker Hall, MC# 3190 University of California, Berkeley CA 94720-3190 Berkeley, USA fon: 510-642-2839 fax: 510-642-3192 web: http://fiebach.org email: mailto:[log in to unmask]