Ow does social media effect our insecurities

My dissertation focuses on how social media plays a huge role in the lives of young adults and how we use it as a platform for self-promotion to display our desired lifestyle through consumption choices.
I have three main theories that my dissertation focuses on;
i?? Simulacra and Simulation Jean Baudrillard
i?? The society of the spectacle Guy Debord
i?? Theory of the leisure class Thorstein Veblen
Here are some other sources that you could draw from the help frame my argument.
i?? Unlike us Reader : social media monopolies and their alternative
i?? /publicculture.dukejournals.org/content/27/1_75/137.full.pdf+html