We are not a function of our brain and our body. This physical body is only a temporary vehicle, and it is natural that our consciousness is independent of it. Even the natural sciences begin to understand now that consciousness cannot simply be explained with neurones and chemical reactions.
There is quite a number of authors who dedicated their lives to parapsychological and spiritual research, including afterlife studies. Some of these authors are still known today, or still live and work today. Others have been nearly forgotten. Such spiritual and parapsychological studies have been quite an appreciated and respected part of science in former times, and there is still some honourable, thorough and scientific research going on today, though often neglected, being a taboo topic for many people.
In this chapter I will give some examples from different literature so as to give a general idea and some inspiration for further research.