![](https://archive.qconlondon.com/sites/qcon_london/files/styles/240x240/public/timkadlec.jpg?itok=7pyq3Af1)
Speaker: Tim Kadlec
Performance consultant and trainer
Tim is a developer, consultant and trainer focused on building a web everyone can use. He is the author of High Performance Images (O'Reilly, 2016) and Implementing Responsive Design: Building sites for an anywhere, everywhere web (New Riders, 2012), and was a contributing author for Smashing Book #4: New Perspectives on Web Design (Smashing Magazine, 2013), and the Web Performance Daybook Volume 2 (O'Reilly, 2012). He writes about all things web at timkadlec.com. You can find him sharing his thoughts in a briefer format on Twitter at @tkadlec.