Paul Hermann Müller

Paul Hermann Müller

Paul Hermann Müller receiving the Nobel Prize

Paul Hermann Müller (12 January 1899 – 12 October 1965) was a Swiss chemist best known for his discovery of the insecticidal properties of DDT (dichlorodiphenyltrichloroethane). His work had a significant impact on agriculture and public health, particularly in the control of malaria and other insect-borne diseases.

Early Life and Education

Müller was born in Olten, Switzerland, and grew up in Lenzburg. He attended the University of Basel, where he studied chemistry, botany, and physics. Müller completed his doctorate in 1925, focusing on plant pigments.

Career

After completing his education, Müller joined the J. R. Geigy AG chemical company in Basel. He initially worked on synthetic dyes and tanning agents. His interest in insecticides began in the 1930s, as he sought to develop chemicals that could protect crops from insect damage.

Discovery of DDT

In 1939, Müller discovered the potent insecticidal properties of DDT. He found that DDT was highly effective against a wide range of insects, including those that spread diseases such as malaria and typhus. This discovery was particularly important during World War II, as DDT was used to protect soldiers and civilians from insect-borne diseases.

Nobel Prize

In 1948, Müller was awarded the Nobel Prize in Physiology or Medicine for his discovery of DDT as an insecticide. The award recognized the significant impact of his work on public health and agriculture.

Later Life and Legacy

Müller continued to work in the field of chemistry until his retirement. He passed away in 1965 in Basel. His discovery of DDT had a lasting impact on the control of insect-borne diseases, although the environmental and health effects of DDT later led to its restriction and ban in many countries.

Related Pages

• DDT
• Nobel Prize in Physiology or Medicine
• Malaria
• Insecticide