The study design raises a lot of questions, from the reasonableness of assessing learning growth after only three full semesters of college to the reliability of the C.

NEWYORKER: Live and Learn

Each new design, whether airliner or business jet, has faced issues that were discovered only after the aircraft was placed into routine service.

FORBES: Boeing's Dreamliner Nightmare: Resolution In Sight

Under the original program design, the agency stated that it would only disburse checks to schools for tuition after receiving written confirmation that a veteran was enrolled at the institution.

FORBES: Magazine Article

It was only after Woods' post-round interview when he implicated himself by saying he went back a few yards by design that it became an issue.

NPR: Snedeker, Cabrera Tied For Lead At Masters

Bob Cater noted that while there has been a positive increase in the number of pupils studying mathematics after the age of 16, advances in the number of people studying science, design and technology and engineering have only been modest.

BBC: Enterprise and learning committee