Whisker is a research control system developed within the University of Cambridge, UK, and marketed by Campden Instruments Ltd (UK) and the Lafayette Instrument Company (USA). It is implemented as a server that controls a range of physical devices (including digital switches for input and output devices such as levers and pellet dispensers, multiple monitors, sound cards, and touchscreens

Touchscreen

A touchscreen is an electronic visual display that can detect the presence and location of a touch within the display area. The term generally refers to touching the display of the device with a finger or hand. Touchscreens can also sense other passive objects, such as a stylus...

). The server communicates with clients via a TCP/IP network link and manages resources for them. Typically, individual clients are programs that implement tasks used in behavioural research (e.g. psychology

Psychology

Psychology is the study of the mind and behavior. Its immediate goal is to understand individuals and groups by both establishing general principles and researching specific cases. For many, the ultimate goal of psychology is to benefit society...

 and neuroscience

Neuroscience

Neuroscience is the scientific study of the nervous system. Traditionally, neuroscience has been seen as a branch of biology. However, it is currently an interdisciplinary science that collaborates with other fields such as chemistry, computer science, engineering, linguistics, mathematics,...

), such as tasks involving operant chambers.