“…Ricketts used a golden divider to prove that the harmonious faces of beautiful women followed golden proportions [ 18 ]. Presently, several studies on facial aesthetics have been carried out where facial analyses are done using lateral cephalograms [ 19 , 20 , 21 ], photographs [ 15 , 22 , 23 , 24 , 25 ] and by anthropometrical means with the employment of direct measurements [ 26 , 27 , 2 ] and three dimensional imaging [ 28 , 29 ], among others. More recent articles have also discussed angular and linear analyses of the soft-tissue profile [ 30 , 31 , 32 , 33 , 34 ] and lip morphology [ 35 ].…”