Senator, United States Senate, Iowa, 1981-present

Candidate, United States Senate, Iowa, 2022

President Pro Tempore, United States Senate, 2019-2021

Representative, United States House of Representatives, 1975-1980

Representative, Iowa State House of Representatives, 1959-1974

Member, Committee on Agriculture, Nutrition, and Forestry

Member, Committee on Finance

Ranking Member, Committee on the Budget

Member, Committee on the Judiciary

Member, Joint Committee on Taxation

Member, Subcommittee on Antitrust, Competition Policy and Consumer Rights

Member, Subcommittee on Border Security and Immigration

Member, Subcommittee on Commodities, Risk Management and Trade

Member, Subcommittee on Criminal Justice and Counterterrorism

Ranking Member, Subcommittee on Fiscal Responsibility and Economic Growth

Member, Subcommittee on Health Care

Member, Subcommittee on Oversight, Agency Action, Federal Rights and Federal Courts

Member, Subcommittee on Rural Development and Energy

Member, Subcommittee on Taxation and IRS Oversight

Member, Assisting Caregivers Today Caucus, present

Member, Congressional Coalition on Adoption, present

Member, Congressional Fire Services Caucus, present

Member, Congressional French Caucus, present

Member, Congressional Rural Health Caucus, present

Member, Congressional Sportsmen’s Caucus, present

Member, Congressional Trademark Caucus, present

Member, Diabetes Caucus, present

Member, Financial Security and Life Insurance Caucus, present

Member, Mississippi River Caucus, present

Member, RV Caucus, present

Member, Senate Career and Technical Education Caucus, present

Co-Chair, Senate Caucus on Foster Youth, present

Chair, Senate Caucus on International Narcotics Control, present

Co-Chair, Senate Cystic Fibrosis Caucus, present

Member, Senate General Aviation Caucus, present

Member, Senate Indian Caucus, present

Member, Senate National Guard Caucus, present

Member, Senate Renewable Energy and Energy Efficiency Caucus, present

Member, Senate Taiwan Caucus, present

Co-Chair, The Whistleblower Protection Caucus, United States Senate, present

Former Member, 4-H Caucus

Former Member, Central Community College Caucus

Former Chair, Committee on Finance, United States Senate

Former Co-Chair, Congressional Competitiveness Caucus

Former Co-Chair, Congressional Pork Industry Caucus

Former Member, Congressional Soybean Caucus

Former Member, Congressional Waterways Caucus

Former Member, Crime and Terrorism Subcommittee, United States Senate

Former Member, Czech Caucus

Former Member, International Trade, Customs, and Global Competitiveness Subcommittee, United States Senate

Former Chair, Joint Committee on Taxation, United States Senate

Former Member, Lewis and Clark Congressional Caucus

Member, National Commission on Restructuring the Internal Revenue Service

Former Co-Chair, Senate Anti-Meth Caucus

Former Member, Senate Cancer Coalition

Former Member, Subcommittee on Conservation, Forestry, and Natural Resources, United States Senate

Former Member, Subcommittee on Energy, Natural Resources, and Infrastructure, United States Senate

Former Member, Subcommittee on Livestock, Marketing, and Agriculture Security, United States Senate

Former Member, Subcommittee on Social Security, Pensions, and Family Policy, United States Senate

Former Member, Terrorist Financing Task Force

Farmer

University Instructor

Assembly Line Worker, 1961-1971

Adjunct Government Professor, 1960s and 1970s

Sheet Metal Shearer, 1959-1961

Member, Baptist Church

Member, Butler County Historical Society

Member, Eagles

Member, Farm Bureau

Member, International Parliamentary Group for Human Rights

Member, Iowa State Historical Society

Member, Kappa Delta Pi

Member, Lions Club

Member, Masons

Member, Pi Gamma Mu

Member, International Association of Machinists, 1962-1971

Astrological Sign:

Virgo

Favorite Book:

John Adams by David McCollough
The World is Flat by Thomas Friedman
Undaunted Courage by Stephen Ambrose

Favorite Quote:

"Sunlight is said to be the best of disinfectants." Supreme Court Justice Louis Brandeis

"A billion here, a billion there, pretty soon, you're talking real money." Attributed to U.S. Senator Everett Dirksen

Number of Grandchildren:

9