Do you know which build you were playing when you made this? If it's the latest (1.0.15664 - you can see in the extras menu) we corrected a lot of bugs from the original 1.0 release.
I had started my report while on 0.9, so I re-checked everything: this report is from 1.0.15664. So sorry I couldn ...

http://i.imgur.com/qgdA0z9l.png
Row1 :
- Collision/z-order bug w/ leftmost bed (Thomas always appears in front of its corner even while obviously behind it)
Sec1 :
- Collision bug w/ front-right wheelchair
- Collision box around cage too small (arms appear in front on it while running)
Row2 ...

This reminds me I never uploaded the map for this level! Here goes:
http://i.imgur.com/i9vprlml.png

I found very few bugs with this one, because mostly there's not light, and it was before I started looking for clipping or collision issues:
Master1 :
- Extra light source from left wall
Dining2 ...

http://i.imgur.com/1K3MXQel.png
Bed1 :
- Extra light sources from left & right walls
- Extra light source from the curtain
Room1 :
- Extra light sources from left & right walls
Room2 :
- Extra light sources from left & right walls
Room3 :
- Extra light sources from left & right walls ...

Hey NeuroS, thanks for doing all these awesome maps. I'm totally stealing them for reporting anything I find, I used the one for Lost Child already.
it's really nice to see they're being put to use... Funny when you consider my initial motivation was simply to avoid making screenshots!

A bunch of ...

Thanks for the feedback; no doubt you have your hands full, it's just nice to know all the work isn't for naught!

Further reports are from v.0.9 build 15044.

http://i.imgur.com/txK9azql.png
Boy1 :
- Extra light source from left wall
- (Fixable?) Shadow projects through the toy chest on the ...

Hi Matt,

Please just let me know: is it still useful at all if I go on with this?

Thank you,
NeuroS

What I meant is, if you could accurately describe your criteria for having corner lights cast a shadow or not, I could better know whether to report future findings as bugs, or not.

Anyhow, here goes:
http://i.imgur.com/oG0W2Kml.png
Bed1, Bed2, Bed3, Bed4 :
- Missing light sources from middle ...

There are a few things where I decided to go the other way for your recommendations on the corner lights
If you'd care to fill me in, I could tailor my future reports accordingly (unless you want to leave it as a surprise in the next build ;) ).

As for "Together At Last" , there were almost no ...

http://i.imgur.com/EgJ4Or3l.png
Sec2 :
- The door leading there from Row3 labels it "Block B Security", but the stairwell leading there from Row4 labels it "Block A Security"
Row4 :
- Missing light source from the candle?
Office :
- Extra light source from the leftmost cabinet
Kitchen ...