In the 1980s Till's focus shifted, moving gradually into evaluation of cancer therapies, quality of life issues, and Internet research, including Internet research ethics and the ethics of List mining.
mining | Mining | List of Hondurans | IUCN Red List | coal mining | Schindler's List | List of Monterrey Institute of Technology and Higher Education faculty | List of Maverick episodes | List of women in the Heritage Floor | List of Doctor Who audio plays by Big Finish | List of heavyweight boxing champions | List of Disney Channel Original Movies | List of Governors of New York | Coal mining | List of Swiss ice hockey champions | List of Presidents of the United States | List of films considered the worst | List of emperors of the Trần Dynasty | The New York Times Best Seller list | Open-pit mining | List of IOC country codes | List of works published posthumously | List of universities in Switzerland | List of newsreaders and journalists in France | List of Manitoba general elections | Complete list of downloadable songs for the Rock Band series | List of world records in athletics | List of Naruto characters | List of Governors of Georgia | List of French monarchs |