Jean de Metz
Jean de Metz( also Jean de Nouillonpont)( born c. 1398) was a French nobleman who is known primarily for his role in the exploits of Joan of Arc.
Joan Prats
Joan Prats (Barcelona, 1891 - Barcelona, 1970) was a Catalan art promoter and a close friend of Joan Miró
Erik Erikson
Erik Homburger Erikson (born Erik Salomonsen; 15 June 1902 – 12 May 1994) was a German-American developmental psychologist and psychoanalyst known for his theory on psychological development of human beings.
He may be most famous for coining the phrase "identity crisis".
His son, Kai T. Erikson, is a noted American sociologist.
Despite lacking a bachelor's degree, Erikson served as a professor at prominent institutions, including Harvard, University of California, Berkeley, and Yale.
A "Review of General Psychology" survey, published in 2002, ranked Erikson as the 12th most cited psychologist of the 20th century.
Roberta Colindrez
Roberta Colindrez is a Mexican- American actress and writer known for originating the role of Joan in the musical" Fun Home" and the TV shows" I Love Dick" and" Vida".
Gloria Blondell
Gloria Blondell (August 16, 1915 – March 25, 1986) was an actress, known for her film work between 1938 and 1962, and was the younger sister of Joan Blondell.
Jean Pasquerel
Jean Pasquerel( c. 1400) was an Augustinian friar( member of the Order of St. Augustine), almoner and confessor of Joan of Arc.
Joan Erikson
Joan Mowat Erikson (born Sarah Lucretia Serson; June 27, 1903 – August 3, 1997) was well known as the collaborator with her husband, Erik Erikson, and as an author, educator, craftsperson, and dance ethnographer.
Nancy Archibald
Nancy Archibald (7 December 1911 – 28 August 1996) was a Canadian fencer.
She competed in the women's individual foil event at the 1936 Summer Olympics.
She was a sister of Joan Archibald.
Robert le Maçon
Robert le Maçon( c. 1365 – 28 January 1443) was chancellor of France, advisor to Charles VII and supporter of Joan of Arc.
Margot Sandeman
Margot Sandeman( 27 May 1922 — 17 January 2009) was a Scottish painter, close friend of Joan Eardley and long- time collaborator with poet Ian Hamilton Finlay.

Question: Who is the stepchild of Joan Erikson?
Answer: Kai T. Erikson