People on the street, so to speak, don't know better even in advanced nations with strong educational systems. Look how much rejection of vaccination there is in spite of "knowing better". In many African nations there is very reasonable suspicion of European authorities - as there is a long history of abuse and degradation that has moreover been weaponized politically kn the post colonial era. The solution is trustworthy and pedagogical people on the ground doing a lot of hard work and that requires lots of institutional support.