Intruded as a fellow during the Parliamentary visitation of the University of Cambridge, he was expelled in 1650 as a result of the engagement controversy, and was an ejected minister of 1662.
[1][2] The son of Arthur Jackson, he matriculated in 1638 at St Catharine's College, Cambridge, and graduated B.A.
[2] In 1650 Jackson refused to take the required oath, supporting the legitimacy of Parliamentary rule, and was expelled from his college.
In 1662, after the Uniformity Act required him to read the Book of Common Prayer, he was barred from his church for refusing.
[1] Jackson wrote Index Biblicus, a concordance, and a memoir of his father (1682) in Annotations upon the Whole Book of Isaiah.