I cannot say this is correct but in use I find it very useful.
I often use "&" when two things are related directly but only in a series.
Example: "Michel has experience in Marketing, Research & Design, and Business Management."
Like I said, this most likely isn't correct but it makes sense, seems useful, and if enough people agree then we can ...
This intrigued me so I thought I'd play around with it.
I got the following:
I don't claim it's right but it wasn't too hard to come up with some continuity.
EDIT - I should have mentioned that versions 2 and 5 came directly from the Wikipedia article, https://en.wikipedia.org/wiki/Ampersand - All the others were derived from playing around.
There are quite a few connections between the two symbols and their names. While it's difficult to find instances of @ being called ampersand (for obvious reasons), I have found plenty of examples of it being portmanteau'd into a blend of the two terms.
The earliest reference I can find is from 1996, the ampersat. Another source, Beginning PHP4, in 2000 ...
It depends on the context. If you're writing an article about research and development, you would probably just write, "This is an article about research and development."
If your article targets people who really understand research and development, you might feel comfortable taking a few liberties: "This is an article about R&D."
If you're working on ...
A bit of Googling yields the following:
Design History: Get to know your ampersands, by Kaitlyn Ellison
It was once the 27th letter of the alphabet, derived from the Roman
word for and: ‘et’. When ancient Roman scribes were scribbling away in
Roman Cursive around the 1st century AD, they had a tendency to
connect to two letters into a ligature.
That symbol ...
From your link:
Many scripts do not require CTL. For instance, the Latin alphabet or Chinese characters can be typeset by simply displaying each character one after another in straight rows or columns.
Yes, exceptions are mentioned, like cursive writing, that you mentioned yourself.
But the basic statement remains that CTL does not normally occur in ...
The ampersand is used inside brackets whem regerencing (Smith & Jones, 2008:36). But in a sentence and will be used, e.g. Smith and Jones (2008:36) hold that....... also & is used in the refetence list of an academic paper when more than one author is cited. But not in the title - then you use and. Hope it helps. Jo.