One of the slides in that presentation compared series and parallel hybrids and talked about the superiority of parallel as manifested in Toyota's Hybrid Synergy drive. Toyota wasn't able to ...

Two lamps connected in series with an open switch and a cell ... Components that are connected on separate loops are connected in parallel. The current is shared between each component connected ...

In series circuits, the current is the same through each component. The potential difference of the power supply is shared between the components. A parallel circuit showing two bulbs, a switch ...