Second, it lends clarity to the facial expression since the robot can only be in a single affective state at a time (by our choice), and hence can only express a single state at a time. Third, the robot's internal dynamics are designed to promote smooth trajectories through affect space. This gives the observer a lot of information as to how the robot's . 13 days ago · According to mechanical and aerospace engineer Professor Guy Hoffman, the inspiration for the robot came from the animal world, whereby feelings are expressed with limited facial expressions and vocalisation, such as by changing texture, posture or using non-human anatomy, such as plumage, tails or tentacles. Human-like robots have taken a big step toward becoming a reality. Sophia, as she is called, has life-like skin called “Frubber” through which an electric current can be passed allowing the robot to mimic 62 facial and neck expressions. She, or it, also has cameras for eyes allowing her to.