Please contact Customer Service at http://help.osa.org or +1 202.416.1907 with questions regarding registration.
Refund and Cancellation Policy
Requests for refunds for the 2018 conference are accepted via the conference online registration site or directly to OSA Customer Service to Tuesday, 04 September 2018. All OSA Foundation donations are final and will not be refunded. A US $75 service charge will be assessed for processing refunds.