If their primary goal is to support members and the betterment of their field, then why are they impeding the sharing of information amongst said members and th

If their primary goal is to support members and the betterment of their field, then why are they impeding the sharing of information amongst said members and the public at large, not only with recent research but legacy papers from the 80s? My guess is that the organizations have evolved into self-serving fat bureaucratic fiefdoms.