How many letters does the top answer for “futures studies philosopher” have?

The most common answer is kurzweil (8 letters).

Crossword clue: futures studies philosopher

1 answer found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

kurzweil 8 letters wd-fact-v3

futures studies scientist 50% similar → jungk

gender studies philosopher 50% similar → gilligan, weininger

greek studies philosopher 50% similar → arendt

oriental studies philosopher 50% similar → lagarde