This is the 844th most frequent Finnish word.
johtanut
"Johtanut" means "led" or "caused" in English.
In this sentence, "johtanut" is the past participle of "johtaa" (to lead), used to create a perfect tense form, indicating the act of leading that started in the past and continues or has relevance to the present.
Hän on johtanut yritystä kymmenen vuotta.
He has led the company for ten years.
Here, "johtanut" is the past participle of "johtaa" (to lead), showing causation where one event caused another situation.
Onnettomuus on johtanut suureen hämmennykseen.
The accident has led to great confusion.
In this usage, "johtanut" uses the root of "johtaa" metaphorically, indicating the action of bringing or contributing ideas that 'lead' or guide the team.