The 51st Annual NASBR will be held in Winnipeg, Manitoba, Canada from 11-14 October 2023 and the local organizing committee and NASBR are calling for workshop proposals. Workshops may be proposed by individuals or groups of up to three organizers. Workshops should provide opportunities for attendees to learn new techniques or approaches that could be useful for understanding the biology of bats, advancing bat conservation and/or advancing appreciation of bats.