>In Time magazine, Huberman received praise for promoting interest in science.[5] However, he has been criticized by other scientists for prematurely applying the preliminary results of animal studies as having potential applications for humans.[5]
>Jonathan Jarry at the McGill Office for Science and Society has questioned Huberman's promotion of controversial supplements. According to Jarry, Huberman Lab has been sponsored by "companies offering questionable products from the perspective of science-based medicine".[14]
Cal Newport is a computer scientist. Zero background in neuroscience.
Lastly, I think it should be noted that while heavy social media use is associated with depression, there's absolutely no scientific weight behind this "overstimulation" rhetoric.