This book is an impressive addition to the contemporary interest-group literature. It is well worth reading by the broader audience interested in American lawmaking and policy dynamics. Perspectives on Politics Holyoke provides an important contribution to scholarship of group politics by bringing together literatures addressing collective action and legislative lobbying. Doing so yields important insight regarding the potentially competing incentives lobbyists may face. Choice Offers a compelling new argument about how lobbyists pragmatically balance the push and pull from their client-principles and their lawmaker-allies...Overall, interest group scholars will surely find themselves nodding their heads at Holyoke's logic and findings. So too will lobbying practitioners who care to step back to see the forest for the trees. Political Science Quarterly Holyoke extends previous work and builds new lines of thought that future scholars will certainly explore. Choice