This is the 1108th most frequent Turkish word.
düzenleyen
Organizer; arranger.
In this sentence, 'düzenleyen' is a present participle form of the verb 'düzenlemek' (to organize), describing 'kişi' as the one performing the action of organizing.
Konferansı düzenleyen kişinin adı Ali'dir.
The person organizing the conference is named Ali.
Here, 'düzenleyen' is used as a present participle that modifies 'yazar', emphasizing the author's role of organizing events.
Bu kitap, dünyanın en ünlü tasarım etkinliklerini düzenleyen yazar tarafından yazıldı.
This book was written by the author who organizes the world's most famous design events.
In this instance, 'düzenleyen' functions as a participle that modifies 'kurallar', implying that these rules perform the action of organizing the city.