LONDON — Victor Ehikhamenor remembers the first time he was called an artist. Born in 1970 in a small village in Edo State in Nigeria, Mr. Ehikhamenor was given a plastic camera when he was 9. Trying to mimic one of his uncles who had emigrated to the United States in the 1960s to study photography, he would line up his friends and pretend to take pictures of them. Read more