Reviews The Essential Engineer: Why Science Alone Will Not Solve Our Global Problems by Henry Petroski Share this: Share via email (Opens in new window) Email Click to share on Facebook (Opens in new window) Facebook Click to share on Reddit (Opens in new window) Reddit Click to share on X (Opens in new window) X Click to print (Opens in new window) Print By Science News March 26, 2010 at 1:19 pm The approaches of scientists and engineers complement each other, an engineer and historian argues. The Essential Engineer: Why Science Alone Will Not Solve Our Global Problems by Henry Petroski Alfred A. Knopf, 2010, 274 p., $26.95.