The research aims to: 1) Investigate the factors that lead to work passion of employees in leading hotels equivalent to four – five-star hotels in Bangkok, 2) explore the relationship between factors that lead to work passion and the level of work passion in employees in leading hotels equivalent to four–five star hotels in Bangkok and 3) examine the relationship between positive thinking and the level of work passion in employees in leading hotels equivalent to four–five star hotels in Bangkok. This is a mixed-method study which comprised of ...