The Scientist Who Challenged Evolution at Age 87

On December 7, 1941, the Japanese attack on Pearl Harbor changed the course of history. The surprise assault drew the United States into World War II and transformed the lives of countless young Americans.

One of them was Lee Spetner, whose Hebrew name was Mordechai.

Years later, Spetner would become a renowned physicist, a respected researcher, and one of the most prominent scientific critics of neo-Darwinian evolution. His journey would take him from military service during World War II to the halls of some of America's most prestigious universities, and eventually to Jerusalem, where he spent the final years of his life.

From the Navy to the World's Leading Universities

Spetner was an engineering student in Missouri when he volunteered for military service during World War II. Because of his technical training, he was assigned to the U.S. Navy, where he worked on restoring and maintaining naval vessels.

Though still very young, he witnessed a world consumed by war. Naval battles, submarines, destroyers, and scenes of destruction that many people knew only from newsreels became part of his daily reality.

After the war, Spetner completed his studies in mechanical engineering before turning to physics. By 1950, he had earned a doctorate from MIT, one of the world's leading scientific institutions. He later held positions at distinguished universities, including Harvard and Johns Hopkins, establishing himself as a respected scientist in his field.

The Questions That Changed Everything

During a research sabbatical at Johns Hopkins University, Spetner was given something many academics rarely enjoy: time.

Freed from teaching responsibilities and administrative demands, he was able to focus entirely on research and reflection. During that period, he began examining questions that would occupy him for decades.

As he studied developments in genetics, molecular biology, and DNA research, he found himself increasingly troubled by aspects of neo-Darwinian theory. The more deeply he investigated the subject, the more questions emerged.

Years later, Spetner would encounter the words of the Chazon Ish, who described faith as something that can emerge when a person's "hour is an hour of quiet." For Spetner, those quiet hours became a turning point.

He immersed himself in the scientific literature, spoke with researchers, and followed developments in biology for decades. Rather than weakening his concerns, his continued study strengthened them.

In the introduction to his 1996 book Not by Chance, Spetner wrote that his doubts about neo-Darwinian theory had begun more than thirty years earlier and had only grown stronger as he continued to learn.

Challenging the Scientific Consensus

As Spetner developed his critiques, he discovered that many of his colleagues showed little interest in discussing them.

A major turning point came when he read The Blind Watchmaker by Richard Dawkins. Spetner believed that several of Dawkins's arguments contained serious scientific flaws, and he was troubled by the book's widespread influence.

Motivated by these concerns, he decided to present his own case.

The result was Not by Chance, published in 1996. Rather than relying on philosophical arguments, Spetner approached the subject as a scientist. He filled the book with calculations, biological data, and technical analysis aimed at challenging key assumptions of neo-Darwinian evolution.

A Second Book at Age 87

Many people assumed that Spetner's arguments would eventually become outdated as scientific knowledge advanced.

Spetner disagreed.

He continued following developments in genetics and molecular biology and remained actively engaged with the scientific literature. Then, at the age of 87, he published another major work: The Evolution Revolution.

In the book, he argued that newer discoveries had not solved the problems he identified decades earlier. On the contrary, he believed many recent findings raised even greater difficulties for traditional evolutionary explanations.

Drawing on updated research and contemporary sources, he revisited the debate and defended the conclusions he had reached years before.

A Life of Science and Faith

Alongside his scientific work, Spetner eventually made aliyah and settled in Jerusalem.

He lived to the age of 97, spending his final years surrounded by children, grandchildren, and descendants, including noted Torah scholars.

Whether one agreed with all of his conclusions or not, Spetner left a lasting mark as a scientist who was willing to challenge prevailing assumptions and follow questions wherever he believed the evidence led.

His story is a reminder that intellectual curiosity does not end with age. Even in his late eighties, he continued researching, writing, and engaging with some of the most fundamental questions about life and the world around us.