I've inherited a sense of that loss from my parents because it was so palpable all the time while I was growing up, the sense of what my parents had sacrificed in moving to the United States, and yet at the same time, building a life here and all that that entailed.
I am blessed to have so many great things in my life - family, friends and God. All will be in my thoughts daily.
To address questions of scientific responsibility does not necessarily imply that one needs technical competence in a particular field (e.g. biology) to evaluate certain technical matters.