Some of his later work appeared in Social dynamics and the quantifying of social forces (1978) in which he proposed a general framework in which social and technological change can be modelled and measured.
Ang ilan sa kanyang trabaho mamaya lumitaw sa Social dinamika at ang quantifying ng panlipunang pwersa (1978) kung saan siya iminungkahi ng isang pangkalahatang balangkas na panlipunan at teknolohiko baguhin ay maaaring tularan at sabay-sabay.