Are you a previous, potential, or current member of the System Dynamics Society? Wed like to hear from you. How can our Society best serve you? The Society provides many activities and services for members, including the SD Review, our annual conference, chapters and SIGs, to name just a few. Attend this roundtable and tell us what you value about Society membership, how our activities and services do or do not enhance this value, what we could improve, and what youd like the Society to offer in the future. Our membership has grown significantly in the last several years, yet each year many members choose not to renew their memberships. If you are a previous member, wed like to know why you left. If you are a member, wed like to know specifically what you value in your membership and how the Society can continue to serve you well in the future. Finally, our Society membership is primarily male, white, North American or European, and over the age of 35. If you do not match this description, wed like to hear your suggestions for recruiting and retaining more members like you, including women, people of color, young people, and people from additional geographic regions.