Speaker Robert DeLeo.

Aram Boghosian for The Boston Globe/file 2013

Speaker Robert DeLeo.

Robert DeLeo, the indispensable man on Beacon Hill

When you find yourself in the position of undoing the very reform you once insisted was vital, you will grasp at any straw you can. By Scot Lehigh

Head of radical leftist Syriza party Alexis Tsipras arrives at a polling station in Athens Sunday.

NICHOLAS BURNS

Greece’s gamble

The new government risks undercutting ties with Europe and the US.

JOANNA WEISS

Add a helmet to sledding gear

Organize hordes of helmeted kids to take over the slopes in order to encourage a safe habit.

Mitt Romney is considering a third presidential run.

JOAN VENNOCHI

Mitt Romney’s wealth doesn’t preclude him from discussing poverty

What counts is how that translates into policy.

JEFF JACOBY

No, 2014 wasn’t the ‘warmest year in history’

How can an entire planet, with its multifarious systems, be said to have a temperature, or even an average temperature?

A single-dose vial of the measles-mumps-rubella virus vaccine live, or MMR vaccine.

morning opinion digest

Measles outbreak, US political corruption, and more

Israel’s man in Washington, Obama’s nominee for AG, and more. Check out five opinions trending online.

editorial

After legal setback, Partners should drop merger plan

Any consensus that might once have existed around the deal had long since evaporated.

Robert Guilleman, “Sidewalk Sam,” left, and John Wilson.

editorial

Remembering artists John Wilson and ‘Sidewalk Sam’

This week Boston lost two artists whose work always had a clear social focus and function.

Editorial cartoon: Koch brothers

Cartoonist Jack Ohman examines the 2016 elections.

opinion

Renaming Boston spots, for 2024 Olympics and beyond

The bid process for hosting the Games affords an opportunity to rethink what we call some neighborhoods and towns.

opinion

The Blizzard of 2015: A score card

The year’s first major snowstorm was a test of politicians and the public.

dante ramos

Obama’s community college plan marks a Democratic shift

President Obama’s embrace of this type of post-secondary education moves away from Bill Clinton’s gauzier vision.

Benjamin Netanyahu.

Roundup

Should Benjamin Netanyahu address Congress?

Reaction to House Speaker John Boehner’s invitation of the Israeli prime minister to speak on Iran has been fierce.

Replay live commentary: State of the Union

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2015/01/21/BostonGlobe.com/EditorialOpinion/Images/461856070.jpg Globe Opinion staff members respond to annual address

Editorial writers and columnists shared their thoughts and analysis during President Obama’s address.

Editorial series: ‘Service Not Included’

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2014/12/27/BostonGlobe.com/EditorialOpinion/Images/1229restaurant200-1145.jpg Diners should demand high quality for workers as well as the food

Americans have started asking questions about every aspect of a restaurant’s operations — except for how employees are treated.

Arts everywhere

special section

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2014/11/14/BostonGlobe.com/EditorialOpinion/Images/gallery-1134.jpg Growing Boston’s arts scene

The creative community weighs in on Massachusetts’ potential.

Previous columns

McDonald’s staff members celebrate after the fast-food restaurant reopened after being closed for health violations in  November.

alex beam

McDonald’s? I still love it

It’s not what you would call fine dining, but it is too often simply the large, convenient target of choice.

Alan Dershowitz on fighting terrorism

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2014/09/14/BostonGlobe.com/EditorialOpinion/Images/part1-dershowitzart-1191--90x90.jpg War of principles

How should a democracy decide when to compromise its ideals in pursuit of victory over terrorists?

George Mitchell on Mideast peace

//c.o0bg.com/rf/image_90x90/Boston/2011-2020/2014/09/06/BostonGlobe.com/EditorialOpinion/Images/israel-palestine-mitchell.jpg How we got here

The prospect of Israeli and Palestinian peace may seem more distant than ever. But a two-state solution is still the only path forward.