Homer Sarasohn was an American electrical engineer who worked under SCAP (Supreme Commander for the Allied Powers) during the American occupation of Japan, from 1946 to 1950. He is an essential figure for understanding the full history of Japan's quality transformation — the "Deming alone transformed Japan" narrative, while not false, omits the institutional groundwork that Sarasohn helped lay in the years immediately preceding Deming's famous juse-lectures-to-japanese-executives.
Civil Communication Section Work
Sarasohn joined SCAP's Civil Communication Section (CCS), which had been tasked with rebuilding Japan's communications industry — a prerequisite for both civilian commerce and military control. Japanese communications equipment was technically backward and quality was unreliable. Sarasohn was sent to address this directly. What he found was not a technical problem but a management problem: Japanese factories lacked consistent processes, management had no systematic approach to quality, and statistical methods were virtually unknown.
Working with colleague Charles Protzman, Sarasohn co-developed "The Fundamentals of Industrial Management" — a course delivered to senior Japanese executives from 1949 to 1950. The course covered statistical quality control, process management, and the management principles that would later be associated with the quality movement. Sarasohn was not improvising: he had studied the methods developed at western-electric-bell-laboratories and by walter-a-shewhart, and he brought that foundation to Japan.
Relationship to Deming
Sarasohn's CCS work preceded Deming's first quality lectures by one to two years. When juse-union-of-japanese-scientists-and-engineers invited Deming to lecture in 1950 (see juse-lectures-to-japanese-executives), Japanese executives had already received foundational instruction in quality management principles through the CCS course. This prepared audience helps explain why Deming's lectures had such immediate and lasting impact: he was not introducing entirely alien concepts but deepening and extending ideas that Sarasohn and Protzman had begun to plant.
Sarasohn later reported that he had recommended Deming as a lecturer to JUSE, recognizing that Deming's statistical expertise and philosophical depth exceeded what the CCS course had covered. If accurate, this makes Sarasohn not merely a precursor but an active agent in bringing Deming to Japan — a direct causal link rather than merely a parallel story.
Historical Significance and Underrecognition
Sarasohn's relative obscurity compared to Deming reflects a pattern common in the history of ideas: the person who synthesizes and dramatizes a movement becomes its public face, while those who built the foundations remain in the background. Deming's decade-long relationship with Japan, his personal charisma, and his later American revival made him the dominant figure. Sarasohn, who returned to the United States and worked in industry, never became a public philosopher of management.
This matters for historical accuracy when assessing japan-and-the-quality-revolution-1947-1960s. The transformation of Japanese industry was a collective project involving Japanese leaders like kaoru-ishikawa and ichiro-ishikawa, American engineers like Sarasohn and Protzman, statisticians like Deming and joseph-m-juran, and institutional structures like JUSE. The Nobel Prize model — one person, one insight — is a poor fit for this kind of diffuse, multi-agent transformation.
Legacy
Sarasohn lived long enough to receive some belated recognition. In interviews given late in his life, he expressed satisfaction that Japan's success validated the approach he and Protzman had pioneered, while also registering his sense that the story was not fully understood outside Japan. Japanese executives who had attended the CCS course consistently cited it alongside Deming's lectures as foundational.
His story connects usda-and-census-bureau-1927-1946 era statistical methods — the Shewhart tradition that both Sarasohn and Deming drew from — to the specific moment of Japan's industrial transformation, making visible the American institutional knowledge that crossed the Pacific in both directions.