Books:

The Coddling of the American Mind – Greg Lukianoff & Jonathan Haidt
The Shallows: What the Internet is Doing to Our Brains – Nicholas Carr
Them – Ben Sasse
Love Your Enemies – Arthur Brooks

Other:

Rise of Social Media

https://webcache.googleusercontent.com/search?q=cache:MX3yHQ_LuCMJ:https://www.nybooks.com/articles/2016/02/25/we-are-hopelessly-hooked/+&cd=1&hl=en&ct=clnk&gl=us
https://www.pewresearch.org/fact-tank/2019/07/25/americans-going-online-almost-constantly/
https://www.businessinsider.com/heres-why-steve-jobs-never-let-his-kids-use-ipad-apple-social-media-2017-3
https://www.independent.co.uk/life-style/gadgets-and-tech/bill-gates-and-steve-jobs-raised-their-kids-techfree-and-it-shouldve-been-a-red-flag-a8017136.html
https://www.theregister.co.uk/2017/11/10/sean_parker_i_helped_destroy_humanity_with_facebook/
https://www.businessinsider.com/social-media-affects-society-tech-execs-2017-12#drone-maker-chris-anderson-worries-about-social-media-addiction-and-bullying-1
https://www.theguardian.com/technology/2017/dec/11/facebook-former-executive-ripping-society-apart
https://www.theguardian.com/technology/2017/nov/09/facebook-sean-parker-vulnerability-brain-psychology
https://www.businessinsider.com/former-facebook-exec-chamath-palihapitiya-social-media-damaging-society-2017-12
https://www.theguardian.com/media/2018/jan/23/never-get-high-on-your-own-supply-why-social-media-bosses-dont-use-social-media
https://www.wired.com/2017/03/irresistible-the-rise-of-addictive-technology-and-the-business-of-keeping-us-hooked/
https://time.com/2909743/americans-reading/
https://web.archive.org/web/20140622212129/http://www.vox.com/2014/4/11/5553006/how-americans-spend-their-time-in-6-charts
https://www.theguardian.com/technology/2010/aug/15/internet-brain-neuroscience-debate
https://www.madinamerica.com/2017/11/screen-time-linked-increased-depressive-symptoms-among-teens/
https://www.mysanantonio.com/opinion/commentary/article/True-friendships-in-decline-9967469.php

Political Polarization

https://billmoyers.com/story/real-digital-divide-afflicting-american-politics/
https://static1.squarespace.com/static/5a70a7c3010027736a22740f/t/5d101028495118000181fad6/1561333806922/The+Perception+Gap.pdf
https://www.nytimes.com/2019/10/02/opinion/america-one-room-experiment.html
https://hiddentribes.us/pdf/hidden_tribes_report.pdf