Ludwig von Bertalanffy and his enduring relevance: Celebrating 50 years General System Theory

Ludwig von Bertalanffy Forerunner of Evolutionary Systems Theory

Ludwig von Bertalanffy is known as founding father of the General System Theory (GST). When Ludwig von Bertalanffy created his GST amidst the last century, he was able to overcome the deep cleft between the controversial theoretical approaches to biology – mechanicism and vitalism. He did so by formulating laws of organisation ruling biota and after generalising them he successfully applied the...

Celebrating 50 years

5 0 years ago, what would soon evolve to become the profession of respiratory therapy emerged as the Canadian Society of Inhalation Therapy Technicians. One year following the inception of the Society, Canadian Inhalation Therapy published its first issue. From the outset of the profession, research, evaluation and knowledge translation have been fundamental to advancing our understanding of re...

Celebrating 50 years of cardiopulmonary resuscitation.

Celebrating 50 Years of Occupational Therapy in Iran

Celebrating milestones is important. It provides a means of reflection and opportunity to give thanks to those that have come before us and as such fifty years of occupational therapy in Iran is a very worthy milestone to acknowledge. As we pause to celebrate this achievement, we take a moment to reflect on the journey to date, recognizing the accomplishments of many.  

Celebrating 50 Years of the Applied Probability Trust

We establish a connection between epidemic models on random networks with general infection times considered in Barbour and Reinert (2013) and first passage percolation. Using techniques developed inBhamidi, van derHofstad andHooghiemstra (2012), when each vertex has infinite contagious periods, we extend results on the epidemic curve in Barbour and Reinert (2013) from bounded degree graphs to ...