| | | | |
| web | Blair Miller | Denver Channel | 2017-10-16 |
| web | Art Way | Huffington Post | 2015-01-03 |
| web | Noah Rayman | TIME | 2014-07-10 |
| | | | |
| | | | |
| | | | |
| web | Sean Williams | Motley Fool | 2018-06-24 |
| web | Peter Fimrite | San Francisco Chronicle | 2018-05-09 |
| web | Chris Roberts | The Observer | 2018-03-23 |
| web | | GreenState | 2017-12-28 |
| web | Alexandra Yoon-Hendricks | Daily Californian | 2017-12-30 |
| web | Rachel Swan | San Francisco Chronicle | 2017-11-16 |
| web | John Geluardi | East Bay Express | 2017-10-04 |
| web | Thomas Fuller | New York Times | 2017-09-09 |
| | | | |
| | | | |
| web | Alison Stateman | TIME Magazine | 2009-03-13 |
| | | | |
| web | Annie Ma | San Francisco Chronicle | 2018-02-14 |
| web | Tony Saavedra | Orange County Register | 2018-01-04 |
| web | Ryan J. Reilly, Matt Ferner | Huffington Post | 2017-02-27 |
| web | Dominic Fracassa | San Francisco Chronicle | 2017-02-23 |
| web | Marcus Wohlsen and Pete Yost | Associated Press | 2010-10-15 |
| web | Thomas Pellechia | Forbes | 2018-01-22 |
| web | Sean Williams | Motley Fool | 2017-12-03 |
| web | Robert Schwartz, PhD | CMAJ | 2017-01-30 |
| web | Robert Schwartz, PhD | CMAJ | 2017-01-30 |
| web | Trey Williams | MarketWatch | 2016-09-23 |
| web | Barry RA, Hiilamo H | Milbank Q | 2014-06-01 |
| web | Barry RA, Hiilamo H | Milbank Q | 2014-06-01 |
| web | Josh Harkinson | Mother Jones | 2014-03-17 |
| | | | |
| web | John Jonik | | 1995-01-01 |