Giovanni Manzolini to become a figure painter, Manzolini joined Ercole Lelli's studio at the age of 40 to learn the art of anatomical sculpture. He was made Lelli's assistant in 1743. Under Lelli, Manzolini was made chief assistant on the papal commission to make wax models for the Anatomy Museum of the Academy of Sciences of Bologna Institute, holding this position for three years. He resigned in late 1746. He felt bitterly that Lelli had deprived him of recognition for his greater knowledge of anatomy and anatomical sculpture. After leaving Lelli, Manzolini opened his own studio for wax modelling and launched a
Decision-making models fact-based when moving downwards. There are several models of decision-making: This model comes from the classical economist models, in which the decision-maker is perfectly and completely rational in every way. In this, following conditions are assumed. At the opposite extreme from the economic rationality model is the social model drawn from psychology. Sigmund Freud viewed humans as bundles of feelings, emotions and instincts, with their behavior guided by their unconscious desires. These processes have even an impact in the international arena as they provide some basic rules of protocol. To present a more realistic alternative to the economic rationality model,