Why are single-page sites better than multi-page sites for photography portfolios?

StickyFolios website content is organized into sections that appear on a single page.  This allows site visitors to easily find information when they visit your StickyFolios site without navigating and potentially getting lost.

Single-page design is considered to be the future of the web and is becoming more and more popular.  See the following article for more details:  

8 Reasons Why Pageless Design is the Future of the Web