Lysistrătus in Harpers Dictionary of Classical Antiquities
（Λυσίστρατος). A statuary of Sicyon, who flourished in the 114th Olympiad. He was the brother of the celebrated Lysippus (Pliny , Pliny H. N. xxxv. 12, 44). He is said to have been the first artist who made use of gypsum moulds for casts of the human face.
Lysistratus in Wikipedia
Lysistratus was a Greek sculptor of the 4th century BC, brother of Lysippus of Sicyon. We are told by Pliny the Elder that he followed a strongly realistic line, being the first sculptor to take impressions of human faces in plaster.