Thanks. I already have installed that program. TBSS is really good for Diffusion Analyze. I was looking for an alternative for FSL. ----- Original Message ----- From: Dianne Patterson To: Thomas Doering Sent: Friday, June 29, 2007 9:38 PM Subject: Re: [SPM] SPM - Diffusion Analyse Have you looked at FSL? They have a diffusion processing stream including a group statistics tool called TBSS...all designed for dti. -Dianne On 6/29/07, Thomas Doering <[log in to unmask]> wrote: Hi, i am quite new in SPM and i have some doubts about the kind of application of the software. Is there a way to use SPM for comparative studies not based on BOLD data? For example i want to create significance maps of Diffusion Data to visualize where FA values changed comparing Controls and Patients. I would appreciate it if somebody could help me out with this and perhaps tell me some place where i can find more information about that. Thanks a lot, Thomas -- Dianne Patterson, Ph.D. [log in to unmask] ERP Lab University of Arizona 621-3256 (Office)