Commemorating Three Decades of DNA Profiling

In September 1984, at the University of Leicester, a groundbreaking discovery was made that would revolutionise the world of forensic science and beyond. Sir Alec Jeffreys, a brilliant researcher, was investigating highly repetitive zones of the human genetic code called "minisatellites." This discovery would lead to the creation of DNA fingerprinting.

The first DNA fingerprint was taken from technician Vicky Wilson, and it was this innovation that would allow the unique genetic code of an individual to be identified, distinguishing it from all other human beings. The first application of DNA fingerprinting was in resolving an immigration dispute, as DNA results confirmed the relation of a boy from Ghana to people already in the UK, enabling him to stay in the country.

Sir Alec Jeffreys' discovery didn't stop at the lab. The police soon realised the potential of DNA fingerprinting, using it to identify the rapist and killer of two teenage girls murdered in Narborough, Leicestershire, in 1983 and 1986 respectively. The method was also employed to identify the remains of Tsar Nicholas II and his family, with the Duke of Edinburgh giving a blood sample in the process.

In the Eureka moment of discovery, Sir Alec and his technician brainstormed various applications of genetic fingerprinting. One such application was suggested by Sue Jeffreys, Sir Alec's wife, who saw the potential use of DNA fingerprinting in resolving immigration disputes. Sir Alec considers the case of the boy from Ghana as the most significant in his career.

Today, Sir Alec Jeffreys is retired but claims to be busier than ever. He remains concerned about the world's DNA databases and advocates for a balance between the state's rights to investigate and solve crime and an individual's right to genetic privacy. He believes that his genome is his own and no one may access it without his permission.

The story of DNA fingerprinting serves as a testament to the power of scientific discovery and its far-reaching impact. From crime scenes to immigration disputes, this revolutionary technology has transformed the way we understand and interact with the world around us.