Experimental design. A. Encoding conditions with stimulus presentation in red, green, or blue, randomized interstimulus interval and a color‐decision task. B. Retrieval conditions with studied and unstudied items intermixed and presented in grey color, followed by a one‐step old‐new recognition and source memory task. C. Possible memory outcomes for the studied (old) and unstudied (new) items. [Color figure can be viewed in the online issue, which is available at wileyonlinelibrary.com.]