A great paper [1] (published by Linköping University) criticizes the book's unbalanced optimism and bias:
"Factfulness actually employs a biased selection of variables, avoids analysis of negative trends, and does not discuss any of the serious challenges related to continual population growth. A policy based on the simplistic worldview presented in Factfulness could have serious consequences."
But wasn't one of Roslings main points that we should strive to make Africa wealthy so that they get fewer kids? (Because the richer the country, the less kids are born) So basically his whole point was that he wanted to stop this unsustainable population growth in Africa.
Also improving access to contraceptives and fighting potential taboo surrounding it. PSI is one charity whose purpose is to improve access to healthcare services including that.
"Factfulness actually employs a biased selection of variables, avoids analysis of negative trends, and does not discuss any of the serious challenges related to continual population growth. A policy based on the simplistic worldview presented in Factfulness could have serious consequences."
[1]: https://www.researchgate.net/publication/328759928_Good_Thin...