Achef who is responsible for preparation of salads, cold appetizers, and pages is called a

Garde-manger

The person in responsible for preparing cold foods such as salads salad dressing and cold hors d'oeuvres,foods such as salads salad dressing and cold hors d'oeuvres.

Photography has changed its subject matter quite a lot over the past few years. in the 1800's, it was considered normal for families to have  post mortem photos of their loved ones, and now that would be completely unacceptable. i think that photographers have always pushed boundaries and have been eager to capture everything, it is just society that changes their boundaries.