Widows, orphans and rivers: the faults readers feel
Show a reader the same chapter twice — once professionally set, once poured straight out of a word processor — and they will pick the good one every time. Ask why and they will say it looks nicer. They cannot tell you what they saw.
What they saw was some combination of three faults. None of them stops anyone reading, which is exactly why they get shipped.
The three, defined
The first two get swapped constantly, including by the software that claims to control them. These are the definitions to hold:
- A widow is the last line of a paragraph stranded alone at the top of a page. The reader turns, settles, and the paragraph is over before it began.
- An orphan is the first line of a paragraph left alone at the foot of a page. A paragraph opens, gives you one line, and then makes you turn.
- A river is a pale channel of white space running down through a paragraph, formed where the word spaces on several consecutive lines happen to line up.
If you prefer the names the other way round, fine — plenty of good typesetters do. What matters is that you can see both faults and fix both.
Nobody names them, everybody feels them
A widow does not make a page unreadable. A river does not hide a word. That is the whole problem: there is no moment of failure to point at, so nothing prompts you to fix it.
What happens is quieter. A river pulls the eye down the paragraph when the paragraph wants it to go across, so the next line is not where your eye lands. A widow opens a page on a fragment that carries no momentum. An orphan spends a page turn on one line of setup.
Readers report the result, never the cause: the book was tiring, or it felt cheap, or something about it was off. Across three hundred pages those small frictions add up to an impression that nobody was minding it.
In the Interior Formatter. Composition is done page by page against the real measure, so widows and orphans are caught where they happen rather than left for you to spot in a proof. Start a book → · about the Interior Formatter
Why rivers happen
This is the part worth understanding, because it tells you what to do.
Justified text is not set, it is negotiated. Every line in a justified column has to end flush at the right margin, and the only flexible thing on the line is the word spaces. So the setter stretches them on a line that comes up short and squeezes them on a line that runs long. A river is simply what too much stretching looks like when it lands on the same place on three or four lines in a row.
Two things make the stretching worse. A tight measure — a narrow column, a small trim, a generous type size — means fewer words per line, so each space absorbs more of the shortfall. Long words mean fewer places to break, so lines land further from the target length before anything can be adjusted. Technical vocabulary, compound surnames and place names all cost you here.
Put a 5×8 page together with 12pt type and a four-syllable character name and you have built a river factory. Nothing is broken. The spacing is just working harder than it can hide.
The levers, and what each one costs
Hyphenation. Allowing words to break gives every line more places to end, so the spaces move less. Fewer rivers, immediately. The cost is broken words, and ladders of hyphens down the right edge if consecutive hyphenated lines are not capped.
A wider measure or a smaller type size. More words per line means each space carries less of the correction. The cost is a different book: a longer line is harder to track back from, smaller type shuts out some readers, and both change the page count, which changes the spine.
Looser or tighter overall word spacing. Shifting the whole band up or down can settle a stubborn text. The cost is that it is global — you are re-setting three hundred pages to fix a paragraph on page 40.
Rewriting the sentence. Add three words or cut two and the paragraph re-breaks from that point on. The river closes, the widow disappears, the spacing relaxes. It costs nothing, it damages nothing, and it is the only lever with no downside. It is also the one lever a hired typesetter does not have and you do.
Ragged right has no rivers at all
Set the text flush left and let the right edge fall where it falls, and every word space in the book is identical. All the variation goes into the rag. Rivers become impossible.
That is a real option, not a concession. Ragged right belongs in large print editions, where the type is big and the measure short and justified spacing would gape; in children's books, for the same reason; and in plenty of nonfiction, particularly anything with short lines, sidebars or code.
For novels, justified is still what a reader expects, and a trade novel set ragged right reads as a manuscript however clean the spacing is. Nor is ragged right the lazy path — you now have a rag to shape, and a long line, a short line and a long line again looks as careless as a river does.
In the Interior Formatter. Justified or ragged right, hyphenation and the spacing band are settings you can change and re-pour, so you can see the same chapter both ways before you decide. Start a book → · about the Interior Formatter
The standard to hold
Three checks, in this order:
No widow or orphan anywhere. Not "few." The fix is cheap and the fault is visible on any page it survives on.
Facing pages end on the same line. Open the book flat: the last line of the left page and the last line of the right page should sit at the same height. When they do not, the spread looks tilted even though nothing is crooked.
Word spacing never varies enough to notice between one line and the next. Hold a spread at arm's length and let your eyes unfocus. You should see an even gray block. Any pale channel you can trace with a finger is a river, and you found it in two seconds — so will a reviewer.
Make yours
Everything here is built into the tools, and they are free to use: name your book, bring your manuscript or your artwork, and work as long as you like. You only pay when you want the files without the preview watermark.
Next: Putting images inside a book · Back to Preparing your manuscript · Also: Margins and gutters · Large Print edition