Pianist Rebeca Omordia, best known by the mid-2010s as a duet partner to cellist Julian Lloyd Webber, has embraced her unusual background: she is half Romanian and half Nigerian. Omordia's father, a member of the Igbo ethnic group, moved from his home in Nigeria's Delta State to Romania in the 1980s to study medicine, where he met and married her Romanian mother. Omordia was introduced to the piano at an early age, with the idea that she might be able to play the instrument in church. The plan was that she would follow her father into the medical profession, but it soon became...