Original sentence: Two potential dangers of this have been expressed:.While the h-index is one 'measure' of scientific productivity, some object that a human activity as complex as the formal acquisition of knowledge should be condensed down to a single numeric metric
Edited sentence: Essentially, while the h-index is an interesting attempt to 'measure' scientific productivity, it should be obvious that attempting to condense a human activity as complex as the formal acquisition of knowledge down to a single numeric metric must lose almost all of the important information about that human's endeavours in the process.Two general dangers are present here -