I was slightly disturbed this week, after someone I know mentioned that there was some slanderous material online about my mother. And even more disturbing, based on some of the information contained in those posting it is clear who the author was, and what there true reasons were for this abuse. 

Personally I am used to abusive material on the internet. Because I have a certain level of success and notoriety due to my physics research, books and assorted projects, I am understandably a target...
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Today is National Caregiver's Day in Canada, a day to celebrate and acknowledge the hard work of countless people across the country and the world who sacrifice their time, money, and sometimes even their families and careers to look after the elderly and the disabled. 

As many of you already know, this is an issue that I feel quite strongly about and have been very vocal about. When I was 21 years old my father had a stroke, and between nine years of looking after him and then several more ye...
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