Evidence: GLOW accessibility audit of psy101-week3-lecture.pptx
Score: 58 out of 100. Findings: 8.
Checked by GLOW (letitglow.app), which applies the same rules every time.

CRITICAL PPTX-SLIDE-TITLE  (2)
         Slide has no title or the title placeholder is empty.
HIGH     PPTX-TITLE  (1)
         Presentation title is not set in document properties.
MEDIUM   PPTX-READING-ORDER  (1)
         Reading order differs from visual layout. Check Selection Pane.
MEDIUM   PPTX-SMALL-FONT  (1)
         Text 'Encoding, storage and retrieval are thre...' is 11.0pt (minimum 18pt recommended).
LOW      ACB-DOC-AUTHOR  (1)
         Presentation author is not set in document properties.
LOW      PPTX-DUPLICATE-SLIDE-TITLE  (1)
         Title 'memory' is used on 2 slides.
LOW      PPTX-SPEAKER-NOTES  (1)
         2 slide(s) with visual content but no speaker notes.

What this report cannot see: anything a person has to judge, such as
whether alt text is meaningful, whether color carries meaning, or
whether the order of information makes sense. Ask a person.