Legislative Effectiveness Scores – Center for Effective Lawmaking

Announcing the Release of the 88th Texas Legislature (2023-2024) State Legislative Effectiveness Scores (SLES)

Announcing the Release of the 88th Texas Legislature (2023-2024) State Legislative Effectiveness Scores (SLES) The Center for Effective Lawmaking (CEL) is proud to announce the release of our State Legislative Effectiveness Scores (SLES) for the 88th Texas Legislature (2023-2024) legislative sessions. This initiative is part of our broader effort to measure the lawmaking effectiveness of individual legislators in all 99 state legislative chambers in the United States. These scores capture lawmaking effectiveness by tracking the number of bills that legislators sponsor, how far those bills advance through the legislative process,…

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June 4, 2026

About the CEL / Interest & Legislative Effectiveness Scores / Legislative Anaylsis / Legislative Effectiveness Scores / Legislative Research

Highlights from the New 118th Congress Interest & Legislative Effectiveness Scores

Highlights from the New 118th Congress Interest & Legislative Effectiveness Scores By Craig Volden and Alan Wiseman, Co-Directors, Center for Effective LawmakingWednesday, November 19, 2025The Center for Effective Lawmaking (CEL) is pleased to announce the release of the Interest & Legislative Effectiveness Scores (ILES) in each of 21 different issue areas for the 118th Congress (2023-25). These categories are based on issue area codes from the Comparative Agendas Project with bill issue codings drawn from www.congress.gov. The methodology that we employed to construct these issue-based scores is the same as…

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November 19, 2025

Blog / Center Affiliates / Faculty Affiliates / Legislative Effectiveness Scores / Legislative Research

Prior Experience and State Legislative Effectiveness

Prior Experience and State Legislative Effectiveness Tuesday, June 24, 2025How do the prior experiences of lawmakers shape their performance in office? Representatives who have held prior elected office or professional backgrounds in relevant fields—specifically law, government, or politics—seem to have an advantage in winning elections. It is unclear whether those experiences help them become more effective legislators. In this published paper in Legislative Studies Quarterly based on a Center for Effective Lawmaking (CEL) working paper, Associate Professor Eric Hansen at Loyola University Chicago and Professor Sarah Treul (and CEL Faculty Affiliate) at the University of North…

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June 24, 2025

Legislative Effectiveness Scores / Legislative Research

Highlights from the New 118th Congress Legislative Effectiveness Scores

Highlights from the New 118th Congress Legislative Effectiveness Scores Tuesday, March 25, 2025The Center for Effective Lawmaking (CEL) is pleased to announce the release of the Legislative Effectiveness Scores (LES) for the recently completed 118th Congress (2023-25). This report, written by Co-Directors Craig Volden (of the Frank Batten School of Leadership and Public Policy at the University of Virginia) and Alan Wiseman (of the Department of Political Science at Vanderbilt University), offers highlights from our initial analyses of these scores, including:We list the top-10 lawmakers in each party in the House…

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March 25, 2025

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Center Affiliates / Faculty Affiliates / Legislative Anaylsis / Legislative Effectiveness Scores / Legislative Research

Effective Lawmaking Behind the Scenes

Effective Lawmaking Behind the Scenes In this Center for Effective Lawmaking (CEL) working paper, Co-Directors Craig Volden (University of Virginia) and Alan Wiseman (Vanderbilt University), and Faculty Affiliates Mary Kroeger (University of North Carolina-Chapel Hill), Erinn Lauterbach (Villanova University), and Kelsey Shoub (University of Massachusetts-Amherst) demonstrate how behind-the-scenes lawmaking has become much more common in the U.S. Congress in recent years, with numerous bills embedded in must-pass legislation. Building on previous political science research, they offer a methodology to identify all bills that are substantially embedded in all laws in both…

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July 16, 2024

Legislative Anaylsis / Legislative Effectiveness Scores / Legislative Research

Legislative Effectiveness: The Elements of Success

Legislative Effectiveness: The Elements of Success The Center for Effective Lawmaking (CEL) co-directors Craig Volden and Alan Wiseman recently wrote an essay titled “Legislative Effectiveness: The Elements of Success” which was published in the Summer 2024 issue of the quarterly political journal Democracy as part of the symposium “Revitalizing Political Leadership.” The article examines the role of state legislatures in developing effective lawmakers at both the state and federal levels, based on the analysis of the CEL’s Legislative Effectiveness Scores (which measure lawmaking effectiveness of members of Congress) and the…

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June 25, 2024

Legislative Effectiveness Scores / Policy Scores

Highlights from the New 117th Congress Legislative Effectiveness Scores

Highlights from the New 117th Congress Legislative Effectiveness Scores By Craig Volden and Alan Wiseman, Co-Directors, Center for Effective LawmakingThe Center for Effective Lawmaking (CEL) is pleased to announce the release of the Legislative Effectiveness Scores (LES) for the recently completed 117th Congress (2021-23). As in all previous releases, the scores are based on the combination of fifteen metrics regarding the bills that each member of Congress sponsors, how far they move through the lawmaking process, and how substantial their policy proposals are. The scores are normalized to an average…

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March 20, 2023

Legislative Effectiveness Scores / Policy Scores

International Affairs Policy Legislative Effectiveness Scores: Highlights from the 116th Congress

International Affairs Policy Legislative Effectiveness Scores: Highlights from the 116th Congress With the U.S pullout from Afghanistan, continued troubled relations with China, and the ongoing global pandemic, international affairs policies are among the most challenging before Congress today. At the Center for Effective Lawmaking (CEL), we believe that difficult issues demand the attention of effective lawmakers.In March, we released our Legislative Effectiveness Scores (LES), highlighting the most effective lawmakers in the recently-completed 116th Congress (2019-2021). In addition to such overall scores, the Center also constructs Interest and Legislative Effectiveness Scores…

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November 16, 2021

Legislative Effectiveness Scores / Legislative Research / Policy Scores

Health Policy Legislative Effectiveness Scores: Highlights from the 116th Congress

Health Policy Legislative Effectiveness Scores: Highlights from the 116th Congress Which lawmakers are best able to move health policy changes through Congress, and why? In March, the Center for Effective Lawmaking (CEL) released our Legislative Effectiveness Scores (LES) for the recently completed 116th Congress (2019-21). We also scored members of the House and Senate based on their interest in and effectiveness at lawmaking within twenty-one different policy areas, ranging from Agriculture to Immigration to Transportation. In addition to a historical consideration of the data (our scores extend back to 1973),…

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June 29, 2021

Events / Legislative Effectiveness Scores / Video

Measuring Congress: A Discussion with the BPC

Measuring Congress: A Discussion with the BPC On May 21, 2021, the Center for Effective Lawmaking participated in a panel discussion, hosted by the Bipartisan Policy Center, on modernizing Congress. Joined by experts in the field, CEL Co-Director Craig Volden shared how we can modernize Congress by measuring Congress. The CEL's Legislative Effectiveness Scores can function as a metric to hold Congress accountable. Watch the entire conversation below: https://youtu.be/uxSTbC0OXlc

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May 27, 2021