1 Identify the study subjects; i.e. the cohort population. 2  Obtain baseline data on the exposure; measure the exposure at the start. 3  Select a sub-classification of the cohortâthe unexposed control cohortâto be the comparison group.  Follow up; measure the outcomes using records, interviews or examinations.
Ethnicity: French-Canadian (great-great-grandfather), Norwegian, German, Irish, English. Josh Duhamel is an American actor and model. He is married to singer and actress Fergie. His father, Larry David Duhamel, is of one eighth French-Canadian descent (from Joshâs great-great-grandfather, William Brassar Duhamel), along with German, English, Norwegian, and Irish. The ancestry of Joshâs mother, Bonnie/Bonny L. Kemper, is not publicly available.
Place of Birth: Los Angeles, California, United States. Date of Birth: April 23, 1995. Ethnicity: *Arab Palestinian (father) *Dutch (mother) Gigi Hadid is an American model and television personality. Her siblings are Bella Hadid and Anwar Hadid, who are both also models, with Bella also being an equestrian. Gigiâs father, Mohamed Hadid, who was born in Nazareth, Israel, is an Arab Palestinian (he is of the Muslim religion, and has said, âI wouldnât call myself a âdevoutâ Muslimâ¦ but Iâm very proud of my heritageâ).