found: La dynamique des noms de personnes chez les Ding de la République démocratique du Congo (1885-1960), 2012:t.p. (Lay Tshiala) p. 12 (Tshiala L.) p. 18 (his family name is Tshiala, name borrowed from the Luba ethnic group of Congo; a female name among the Luba; without meaning for the Ding, except that they also assume the name to be female because it ends with "a"; his name Lay, which functions as given name (prénom), means "I swear it") p. 4 of cover (Lay TSHIALA; anthropologist, adult educator, cultural interpreter/mediator; specialist in development studies; has collaborated with the Ethnographic Museum, Geneva; currently works with Groupe Sida Genève, Croix-Rouge genevoise, and ChancePlus; in earlier publications his name appeared sometimes as Tshiala Lay)