Stem cells have great potential, in treating patients with currently untreatable conditions, growing organs for transplants and research. But there are clinical, ethical and social issues with their use. These issues will be different for growth and transplant of adult, embryonic and therapeutically-cloned stem cells. They will also depend on whether the stem cells are to be used for therapy or research.
It is important to obtain a balanced view. Sometimes, there are no right or wrong answers, or even answers at all.
Some variables which would be considered when discussing stem cells include: