"[At Google, we] believe the world needs a wide range of clean energy options in the future, each serving different needs.
"It needs a wide range of of measures - prevention, monitoring, investigation, disciplinary - in order to tackle the problem," says Mr Wojdyla.
Another common suggestion is that students need a wider range of empirical skills.
The committee's underlying conclusion, that students in a fast-changing world need a wider range of knowledge, is likely to have an impact on universities across the nation, many of which are also trying to modernize their curriculums.
Nevertheless, if drop-in fuels are to become a truly big business they need a wider range of feedstocks.Until recently, the assumption has been that cellulose would take over from sugar and starch as the feedstock for making biofuels.
With relatively few graduates finding careers in academe, students need a wider range of skills than the Ph.D. has traditionally offered, including communication, teamwork, project management, ethics, and significantly, a "bone deep" familiarity with safety culture.
For example, a clinician dealing with patients with depression will need a wider range of categories to identify the area of mental functions and interpersonal interactions and relationships.
If the quiz you're doing is a more difficult one, you can often still work out the answers but you'll need a wider range of general knowledge in order to help you.
Adds Berko: "We need a wide range of people.
"For us to protect investors, you need a wide range of expertise within our firm," said Stephen Aliss of KPMG.
