Jeanneret, Yves <br/><br/>
The contract metaphor 

 -  2004.<br/>							 
<br/><br/> 43 
<br/><br/> The concept of contract is widely used in the Information and Communication Sciences. The authors try to understand the reason for its success, the theories utilised and communication concepts proposed. The contract is an efficient model, both theoretically and operationally. But, it reveals this tension that exists between modelisation and instrumentalisation.