Complex sentence: Ekkehart Malotki studied with Gipper at the Wesfälisches Wilhelm-Universitet at Münster and his work was a continuation of his mentor's, spurred on by the frequent claims in the popular literature that "the Hopi have no concept of time".
Split into simpler sentences: Ekkehart Malotki studied with Gipper at the Wesfälisches Wilhelm-Universitet at Münster. Malotki's work was a continuation of his mentor's, spurred on by the frequent claims in the popular literature that "the Hopi have no concept of time".