It's No. 1 vs. No. 2 in both the Eastern and Western Conference finals. Which teams will be punching their tickets to the NBA Finals? Our writers make their predictions for Celtics-Cavaliers and Warriors-Spurs.

More: ESPN Forecast | BPI series odds | 2017 Playoffs

(1) Celtics vs. (2) Cavaliers Name CLE BOS Games J.A.

Adande 5 Ian

Begley 6 Bradford

Doolittle 7 Jeremias

Engelmann 6 Chad

Ford 5 Chris

Forsberg 6 Nick

Friedell 6 Israel

Gutierrez 6 Tom

Haberstroh 5 Andrew

Han 5 Chris

Haynes 5 Chris

Herring 5 Baxter

Holmes 4 Zach

Lowe 5 Tim

MacMahon 5 Jackie

MacMullan 5 Dave

McMenamin 5 Kevin

Pelton 5 Ramona

Shelburne 6 Marc

Spears 5 Mike

Wise 4 Michael

Wright 6 Royce

Young 6 Ohm

Youngmisuk 5