Please check out the topics here: https://www.ultimatewb.com/members-social-networking-app

1) how to add profile pics to user profiles: https://www.ultimatewb.com/members-social-networking-app/using-member-avatars-profile-pictures

2) Member Photos: https://www.ultimatewb.com/members-social-networking-app/member-photos

3) create a members page that lists all users: Curently, the closest thing we have to this is: "Member Search" https://www.ultimatewb.com/members-social-networking-app/member-search-tool - which is to create a member searchh tool that users can use to then show the members.  If you would like a members page without a search members tool, we can code this as a feature for you at no extra charge.

4) how to customize user profiles to show things like educational background, work experience etc.:

Insert & Customize Member Forms / Social Networking Tools: https://www.ultimatewb.com/members-social-networking-app/customize-member-forms-social-network-tools

Customizing Registration Form/Edit Profile Page, Privacy Settings: https://www.ultimatewb.com/members-social-networking-app/registration-form-edit-profile-privacy-settings

Hope this helps!  Please feel free to ask if you have a specific question in any topic.