Jomo Kenyatta had eczema across his body. Kenyatta's imprisonment transformed him into a political martyr for many Kenyans, further enhancing his status. A Luo anti-colonial activist, Jaramogi Oginga Odinga, was the first to publicly call for Kenyatta's release, an issue that gained growing support among Kenya's anti-colonialists. In 1955, the British writer Montagu Slater—a socialist sympathetic to Kenyatta's plight—released "The Trial of Jomo Kenyatta", a book which raised the profile of the case. In 1958, Rawson Macharia, the key witness in the state's prosecution of Kenyatta, signed an affidavit swearing that his evidence against Kenyatta had been false; this was widely publicised.
Jomo Kenyatta with Kenyatta. When the KCA wrote to Beauttah and asked him to travel to London as their representative, he declined, but recommended that Kenyatta—who had a good command of the English language—go in his place. Kenyatta accepted, probably on the condition that the Association matched his pre-existing wage. He thus became the group's secretary. It is likely that the KCA purchased a motorbike for Kenyatta, which he used to travel around Kikuyuland and neighbouring areas inhabited by the Meru and Embu, helping to establish new KCA branches. In February 1928, he was part of a KCA party that visited Government