Charles Max Wood (twitter github Teach Me To Code Rails Summer Camp)
Eric Davis (twitter github blog)
Evan Light (twitter github blog)
Jeff Schoolcraft (twitter github blog)

Developers playing Systems Administrators
Automated scripting
Chef
Puppet
Heroku
Moonshine
Phusion Passenger
Apache HTTP server
Nginx
Server Setup
Ongoing Maintenance
Engine Yard
Chef Recipes
CouchDB
PuppetLabs
Ubuntu
Debian
apt
apt-get
CentOS
LTS Releases
Rails 3.x
RailsMachine
Rails 4.x is ditching plugins
Why are you doing DevOps?
Stores your Operational changes in git.
Saves you time on more than one server.
Copy up a script and then script the login and script run.
Puppet in Solo mode
Bootstrapping your server
Vagrant
Testing configuration
Nagios
Virtualbox
Staging - should mirror production
Chirk
Slicehost
Linode
Rackspace Cloud
Make the client pay for hosting and do the systems administration yourself
Amazon EC2 & S3
Memcached
Deploy with git
Scaling
Load Balancers
Provisioning a VM
PostgreSQL
VPS - Virtual Private Server
Redundancy
Monitoring
Sinatra
Mail Gem
Pingdom
Twilio
New Relic
Airbrake
Be Proactive
screen

Deploying Rails (Eric)
Zite (Eric)
Prismatic (Evan)
Wemux (Evan)
Solar Clipper (Jeff)
Chronomate (Jeff)
Getting Things Done (Chuck)
Last Pass (Chuck)