The phrase “succinctly summarizes” is correct and can be used in written English.
It is used to indicate that the following statement is a short, concise summary of the main idea or facts. For example, "This essay succinctly summarizes the debate surrounding the use of artificial intelligence."
The encyclopedia's article about the play succinctly summarizes its two acts and then, in a single sentence, even more succinctly explains who the killer is.
Your March 16 editorial "The Actuary and the Actor," about the Bush administration's use of propaganda to promote last year's Medicare bill, succinctly summarizes what has been a multifaceted tale.
In his recent book, "The Philosophy of Samuel Beckett, John Calderr, Beckett's London publisher, succinctly summarizes "Godot" as a play "about man's sufferings during his lifetime and his helplessness in the face of a world that can never be understood".
Rama succinctly summarizes the hippies' big mistake: "They didn't see we can only live in happiness if we conquer the restless dream that paradise is in a world other than our own".
Or, as Brookhiser rather succinctly summarizes the point: "The founders were not as Christian as those people would like them to be, though they weren't as secularist as Christopher Hitchens would like them to be".
An esteemed historian, Howard expertly and succinctly summarizes the Great War for the layperson.
Rod Thorn succinctly summarized the improved prospect of a new arena keeping Kidd.
She praised Tahji Gadson, a fourth grader, for defining "belligerent" as "angry" and then succinctly summarizing the plot.
Stiglitz succinctly summarized his own argument in a recent online column: "Inequality leads to lower growth and less efficiency.
Justin Verlander, the American League Cy Young Award winner for the Detroit Tigers, succinctly summarized the best part of the new system.
The Marxian view is succinctly summarized in Marx's phrase "The ideas of the ruling class are, in every age, the ruling ideas".
