84873
He has identified more than 130 individual suicide terrorists , including 9 / 11 ringleader Mohamed Atta , with classic suicidal risk factors , such as depression , post-traumatic stress disorder , other mental health problems , drug addictions , serious physical injuries or disabilities , or having suffered the unexpected death of a loved one or from other personal crises .
 Mohamed Atta
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 Mohamed Atta