Justice Stevens wrote a separate concurrence.
Justice Harlan, though joining Warren's opinion, wrote a brief separate concurrence.
Justice Thomas wrote a separate concurrence.
Justice Stevens wrote a separate concurrence joined by Justice Souter.
The decision was 7-2, and every Justice besides Taney wrote a separate concurrence or dissent.
Judge Jones also filed a separate concurrence, in which she expressed further views.
Dissenting opinions came later; separate concurrences are the most recent innovation.
Antonin Scalia wrote a separate concurrence, joined by two other justices.
Reaction to the book's arguments has already boiled up, in agreement, separate concurrence, refutation and anxiety.
In both cases, though, Judge Alito wrote separate concurrences, carefully calibrating his language and reasoning to set out no more than he wanted to say.