Anthony Colin Bruce Chapman CBE RDI (19 May 1928 – 16 December 1982) was an English design engineer, inventor, and car builder who worked in the automotive industry. He founded the sports car company Lotus Cars in 1952. At first, he ran Lotus in his spare time with help from a group of car enthusiasts. His understanding of aircraft engineering methods helped him make important technical improvements in car design. Chapman believed that lightweight cars with excellent handling were better than cars that relied on more power or stiffer springs. He once said, "Adding power makes you faster on the straights. Subtracting weight makes you faster everywhere."

Under Chapman’s leadership, Team Lotus won seven Formula One team championships, six driver titles, and the Indianapolis 500 in the United States between 1962 and 1978. Lotus Cars also produced thousands of affordable, advanced sports cars. Lotus is one of the few English performance car companies still operating after many car companies closed during the 1970s. Chapman died in 1982 at the age of 54 from a heart attack.

Early life

Anthony Colin Bruce Chapman was born on May 19, 1928, in Richmond, Surrey. He grew up at 44 Beech Drive, near the border between Muswell Hill and London N2. His father owned The Railway Hotel, located on Tottenham Lane next to Hornsey Railway Station. Chapman attended a school called the Stationers' Company's School, which is on Mayfield Road.

Education

Chapman studied structural engineering at University College London. He joined the University of London Air Squadron and learned to fly. In 1948, he left University College London without earning a degree. He took his final mathematics exam again in 1949 and received his degree one year later.

In 1948, Chapman briefly joined the Royal Air Force. He was offered a permanent position but chose to return to civilian life instead. After several unsuccessful attempts, he joined the British Aluminium company. He used his civil engineering skills to try to promote aluminum as a good material for building structures.

Career

In 1948, Chapman designed the Mk1, a modified Austin 7, which he entered privately into local racing events. He named the car "Lotus," though he never explained the reason. One theory suggests the name came from his then-girlfriend (later wife), Hazel, whom he called "Lotus blossom." Using prize money from races, he developed the Lotus Mk2. Around this time, Chapman showed his ability to think of ways to improve performance while following rules. One early car had a 6-port head with 4 exhaust ports and two inlet ports. Chapman realized that better airflow (and more power) could be achieved with an 8-port head. Because he lacked the resources to create one, he reversed the port functions and split the old inlet ports. With proper manifolds and a new camshaft, his engine outperformed competitors until the rules changed to stop his specific modifications. His continued success, especially with the Lotus 6, led him to sell kits of these cars. Over 100 kits were sold by 1956. The Lotus 7, introduced in 1957, marked a major turning point. Caterham Cars still produces a version of that car today—the Caterham 7. Over 90 different copies, replicas, and versions of the Lotus 7 have been made by various companies.

In the 1950s, Chapman advanced through motor racing categories, designing and building a series of racing cars. Some were produced in limited numbers due to their popularity. He eventually entered Formula One. In addition to engineering, Chapman drove a Vanwall F1 car in 1956 but crashed into his teammate, Mike Hawthorn, during practice for the French Grand Prix at Reims. This accident ended his career as a race driver and shifted his focus to technical work. Along with John Cooper, Chapman transformed Formula One. Their lightweight, mid-engined cars had less power than competitors but offered better handling, often beating powerful front-engined Ferraris and Maseratis. With driver Jim Clark behind the wheel of his Lotus cars, Team Lotus became a strong contender. In 1963, Clark won the first F1 World Championship driving the Lotus 25. At the 1965 Indianapolis 500, Clark drove a Lotus 38, becoming the first driver to win the race in a mid-engined car. Clark and Chapman became close friends, and Clark’s death in 1968 deeply affected Chapman, who said publicly that he had lost his best friend. Among those who worked at Lotus were Cosworth founders Mike Costin and Keith Duckworth, and Graham Hill, who worked as a mechanic to earn race opportunities. In 1966, Chapman convinced Ford Motor Company to sponsor Cosworth’s development of the DFV race engine.

Innovations and legacy

Many of Chapman's ideas are still used in Formula One and other top-level motorsports today, such as IndyCars. He introduced the use of struts as a rear suspension device. Struts used in the rear of a vehicle are called Chapman struts, while similar front suspension struts are known as MacPherson struts, which were created in 1949.

Chapman's next major innovation was popularizing monocoque chassis construction in automobile racing, as seen in the 1962 Lotus 25 Formula One car. This technique created a body that was lighter and stronger, and it also improved driver safety during crashes. Although this concept was rarely used in motorsports before, the first car to use it was the 1922 Lancia Lambda. Lotus had already used this technology in the 1958 Lotus Elite. The Lotus 25's body was made of fibreglass, making it one of the first production cars built from composite materials.

When American Formula One driver Dan Gurney saw the Lotus 25 at the Dutch Grand Prix in Zandvoort, he was impressed by its design and invited Chapman to the 1962 Indianapolis 500. Gurney made his Indy debut driving a car designed by John Crosthwaite, who had worked with Chapman, and built by Mickey Thompson. After the race, Chapman proposed to Ford Motor Company to build an aluminium monocoque car for the Indianapolis 500 using a Ford engine. Ford agreed, and the Lotus 29 debuted at Indianapolis in 1963, with Jim Clark finishing second. This design quickly replaced the older tube-frame chassis used in racing cars. Although materials have changed from aluminium to carbon fibre, this method remains the standard for top-level racing cars today.

Inspired by Jim Hall, Chapman helped introduce aerodynamics into Formula One car design. Lotus first used wings to create downforce at a Tasman Formula race in early 1968. However, Ferrari and Brabham were the first to use wings in a Formula One race at the 1968 Belgian Grand Prix. Early wings were placed high above the car to avoid disturbed air, but they often failed. This led the FIA to require wings to be attached directly to the car's chassis. Chapman also moved radiators to the sides of the car to reduce drag and balance weight. These ideas are still used in high-performance racing cars today.

Working with Tony Rudd and Peter Wright, Chapman introduced "ground effect" to Formula One. This used the Venturi effect to create low pressure under the car, generating downforce that kept the car stable during turns. Early designs used sliding skirts to maintain the low-pressure area.

Chapman planned a car that relied entirely on ground effect for downforce, eliminating the need for wings. The Lotus 79, which used this design, dominated the 1978 championship. However, skirts were banned because they could be damaged, causing instability. The FIA raised car ride heights and required flat bottoms in 1983, reducing ground effect. Engineers later recovered some of the lost downforce through other methods and wind tunnel testing.

One of Chapman's last major innovations was the Lotus 88, a dual-chassis Formula One car introduced in 1981. This design used two separate chassis: one for the driver (softly sprung) and one for aerodynamic parts (stiffly sprung). Although the car passed inspections at some races, other teams protested, and it was never allowed to race. The ban led Chapman to feel discouraged about Grand Prix racing.

Chapman, whose father owned a successful pub, was also a businessman who brought major advertising into auto racing. He helped turn Formula One into a high-tech, multi-million-pound industry by allowing companies like Gold Leaf and John Player Special to sponsor cars.

From 1978 until his death, Chapman worked with John DeLorean to develop a stainless steel sports car in Northern Ireland, partly funded by the UK government. The original plan was for a mid-engine car, but design challenges led to a rear-engine model. This project became the DMC DeLorean.

On October 19, 1982, John DeLorean was arrested for cocaine trafficking after a US government sting operation. This led to the collapse of DeLorean Motor Cars. Investigations later found that £10 million in UK taxpayer money (about £37 million in 2024) had been lost.

Lotus Group's 1981 financial records were delayed before Chapman's death. After his death, the records showed that Lotus had been paid for engineering work by DeLorean through a Panamanian company. Chapman had previously denied this. At a trial, a judge said Chapman likely would have faced a prison sentence of at least 10 years if he had been on trial. The car's design was later sold to Toyota, which used it to build the AW11 MR2. Administrators also recovered about £20 million from Swiss bank accounts linked to Chapman and DeLorean.

Death

On the night before his death, Chapman attended a performance by Chris Barber, a well-known jazz trombonist and longtime Lotus customer, along with his band. On December 16, 1982, Team Lotus tested the first Formula One car with active suspension, which later made its first appearance as the Lotus 99T in 1987. Chapman experienced a fatal heart attack at his home in Norwich on the same day and passed away at the age of 54.

Awards

• He was awarded "Mike's Mug" by the Royal Aero Club in 1961.
• He was voted The Guardian's Young Businessman of the Year in 1970.
• He was appointed a Commander of the Order of the British Empire in the 1970 New Year Honours for services to Exports.
• He was made a Royal Designer for Industry for Automotive Design in 1979.
• He was inducted into the International Motorsports Hall of Fame in 1994.
• He was inducted into the Motorsports Hall of Fame of America in 1997.