Age and Leadership: Analyzing Successes and Failures in American History

How important is age and experience?
Author

Richard Sprague

Published

April 23, 2025

Throughout American history, transformative initiatives and major failures have shaped the nation’s trajectory. This analysis examines the relationship between age and leadership effectiveness by comparing the ages of individuals who led significant successes against those responsible for notable failures.

Transformative Successes: Key Figures and Their Ages

The following table highlights non-presidential leaders who successfully implemented transformative initiatives and the ages at which they did so:

Transformative Successes Table
Event/Initiative Main Person Responsible Age
The Long Telegram (1946) George F. Kennan 42
Declaration of Independence (1776) Thomas Jefferson 33
The Federalist Papers (1787-1788) Alexander Hamilton 30-32
The Federalist Papers (1787-1788) James Madison 36-37
Monroe Doctrine (1823) John Quincy Adams 56
Letter from Birmingham Jail (1963) Martin Luther King Jr. 34
Social Security Act/New Deal Programs Frances Perkins 55
Monetarist Economic Theory Milton Friedman 44-50
Federal Reserve System (1913) Carter Glass 55
Bretton Woods System (1944) Harry Dexter White 52
Common Sense (1776) Thomas Paine 39
The Feminine Mystique (1963) Betty Friedan 42
Silent Spring (1962) Rachel Carson 55
Brown v. Board of Education (1954) Thurgood Marshall 46
Manhattan Project (1942-1945) J. Robert Oppenheimer 38-41
ARPANET (1969) Bob Taylor 37
Human Genome Project (1990s) Francis Collins 40
NSC-68 (1950) Paul Nitze 43
Powell Doctrine (1990s) Colin Powell 54

Major Failures: Key Figures and Their Ages

In contrast, the following table presents individuals associated with significant failures or disasters in American history:

Major Failures Table
Event/Initiative Main Person Responsible Age
Bay of Pigs Invasion (1961) Allen Dulles 68
Vietnam War Escalation (1964-1968) Robert McNamara 48
Challenger Space Shuttle Disaster (1986) William Graham 48
Afghanistan Withdrawal (2021) Jake Sullivan 44
Iraq War WMD Intelligence Failure (2003) George Tenet 50
Iran-Contra Affair (1985-1987) John Poindexter 50
Operation Eagle Claw (1980) Colonel Charles Beckwith 51
Somalia Intervention/Black Hawk Down (1993) Admiral Jonathan Howe 57
Dred Scott Decision (1857) Chief Justice Roger B. Taney 80
Prohibition (1920-1933) Wayne Wheeler 51
Japanese Internment (1942) Henry Stimson 74
Watergate Cover-up (1972-1974) H.R. Haldeman 46
Hurricane Katrina Response (2005) Michael Brown 51
Financial Crisis/Housing Bubble (2007-2008) Alan Greenspan 82
Tuskegee Syphilis Study (1932-1972) Dr. John Heller 38
Deepwater Horizon Oil Spill (2010) Tony Hayward 53
Three Mile Island Nuclear Accident (1979) NRC Leadership 491
Love Canal Toxic Waste Disaster (1970s) Hooker Chemical Execs 60-651
Dust Bowl (1930s) USDA Officials 40-501
Flint Water Crisis (2014-2019) Dan Wyant 56

Analysis of Age Distribution

Successful Leaders

The average age of leaders behind transformative initiatives was approximately 44 years, with a range from 30 to 56 years. Notably, many of the most influential initiatives came from individuals in their 30s and 40s.

Leaders Associated with Failures

The average age of individuals associated with major failures was approximately 56 years, with a wider range from 38 to 82 years. Several of the most catastrophic failures (Bay of Pigs, Japanese Internment, Dred Scott, Financial Crisis) involved leaders in their late 60s, 70s, or 80s.

Conclusions

This preliminary analysis suggests a potential relationship between age and leadership effectiveness, particularly for innovative initiatives that require adaptability and fresh perspectives. While age alone is certainly not determinative of success or failure, the data indicates that many transformative initiatives were led by individuals in their prime working years (30s-50s), while several major failures were associated with leadership at the older end of the spectrum.

Further study would be needed to establish causality and account for other variables including institutional constraints, external factors, and the complexity of the challenges faced.


1 For entries like “NRC Leadership”, “Hooker Chemical Execs”, “USDA Officials”, where no single individual is universally acknowledged as “the” responsible party, I made rough estimates for ages based on typical leadership positions in those organizations at the time. For the NRC, the key figure was Joseph M. Hendrie (Chairman 1977-1981). For Hooker Chemical, executives making decisions in the 1940s-1950s would likely have been in their 60s by the 1970s when consequences emerged. For USDA Officials during the Dust Bowl, leadership included figures like Henry Wallace (Secretary of Agriculture), who would have been in his 40s during the crisis.