What a DAL Panel Got Right About Colombia's Election — and What It Didn't See Coming

What a DAL Panel Got Right About Colombia's Election — and What It Didn't See Coming

Convened one day after the first round, four scholars forecast a referendum on Petro's presidency and a system running out of patience. The vote that followed was far closer than their models predicted.

In Brief

  • One day after Colombia's first-round vote, four scholars from CDDRL's Democracy Action Lab and partner institutions analyzed the results and projected a comfortable win for Abelardo de la Espriella.
  • Their broader diagnosis — that Colombia's political system was showing diminishing returns after years of unmet expectations — held up better than their projected margin, as the runoff was decided by under one percentage point.
  • Since taking office, the new administration has ended peace talks and resumed coca fumigation, triggering a clash with the Constitutional Court that one panelist had specifically predicted.
A man in a Colombian football jersey casts his vote in the presidential election on May 31, 2026, in Bogotá, Colombia.
A man in a Colombian football jersey casts his vote in the presidential election on May 31, 2026, in Bogotá, Colombia. | Leonardo Castañeda/Getty Images

Less than 24 hours after Colombians cast their first-round ballots in the presidential election, CDDRL’s Democracy Action Lab (DAL) convened four scholars for a webinar launching its new series, “Democracy at the Ballot Box: The 2026 Electoral Cycle in Latin America.” Alberto Díaz-Cayeros, DAL's co-director, moderated a conversation with Michael Weintraub (Universidad de los Andes, director of CESED, the Center for the Study of Security and Drugs), Javier Mejía Cubillos (Stanford University, Department of Political Science and the Stanford Civics Initiative), Oliver Kaplan (University of Denver's Korbel School, 2025-26 Visiting Scholar at CDDRL), and María Ignacia Curiel (Stanford University, research scholar at CDDRL and research manager of DAL).

The election results were jarring. Abelardo de la Espriella, an independent lawyer running hard on security, had taken 43.75 percent of the vote to Iván Cepeda's 40.90 percent — with Uribista Paloma Valencia a distant third at roughly 7 percent, and centrists Sergio Fajardo and Claudia López splitting another 5 percent between them. A runoff was set for June 21. The panel had one day to make sense of it.

The numbers and the map beneath them


Weintraub opened with data he had scraped that morning, and the maps told a story of a country voting almost exactly along the lines it already knew. Cepeda's support mapped with striking precision onto Gustavo Petro's 2022 coalition — he flipped essentially no municipality where the combined right-wing vote had exceeded Petro's four years earlier — while De la Espriella's strength traced the same geography as the “No” vote in Colombia's 2016 referendum on the FARC peace agreement. Turnout, oddly, had risen more in Petro's 2022 strongholds than in the right's, which Weintraub read less as good news for Cepeda than as a sign his coalition may already be close to its ceiling, with more untapped voters available to De la Espriella heading into the runoff. Modeling out several scenarios for how Valencia's, Fajardo's, and López's voters might split, most of his projections had De la Espriella winning comfortably — though, as he noted, Colombian elections have a way of moving in the three weeks between rounds.

What the numbers don't show


Mejía pushed back on two points he felt the quantitative read was missing. First, the Pacto Histórico's cohesion: a Colombian left with a long history of fragmentation had, remarkably, stayed unified behind a famously self-centered leader in Petro — though Mejía flagged early signs that some in the movement were quietly urging Cepeda to distance himself, a tension he expected to shape the run-up to the runoff and, potentially, Colombian politics well past this election cycle.

Second, and more pointedly, Mejía argued against reading De la Espriella as simply Colombia's version of an internationally franchised populism — Bukele, Milei, Trump — with the usual explanations about fear and security anxiety layered on top. There's some of that, he allowed. But he made the case that De la Espriella had tapped something more specifically Colombian: a cultural premium on hard work as the individual, personally-earned marker of social standing — a value Mejía argued Petrismo's more abstract, structural language about labor and capital simply doesn't speak to — paired with a live-and-let-live, self-reliant streak that runs across class lines. He pointed to a viral interview De la Espriella gave the streamer Westcol, where he defended a truck driver's right to carry a gun against highway robbers in strikingly plain, non-ideological terms, as the clearest illustration of a message landing well beyond the demographic most analysts assumed was his base.

A clean vote, an anxious moment


Kaplan drew on firsthand observation, having been in Colombia both eighteen months earlier and again just weeks before the vote, where he watched supporters of every camp convince themselves their candidate would win. He was careful to note the good news first: Colombia's electoral authority and EU observers both called the vote clean, turnout was strong, and — in a detail that made the local news cycle that morning — Colombian voters get paid time off work for each round they vote in. But the deeper story, in his read, was a political system whipsawed by unmet expectations since the 2016 peace deal, Petro's stalled “total peace” negotiations, and a personal, legal feud between Cepeda and former president Álvaro Uribe layered on top of an election that had become, in effect, a referendum on Petro himself. Cepeda's central problem, Kaplan argued, echoed Kamala Harris's in the 2024 U.S. election: tied to an unpopular incumbent's record without ever having been able to fully break from it. Whether he could move toward the center — a softer task against De la Espriella than it might have been against the more centrist Valencia — was, in Kaplan's view, the pivotal question of the next three weeks. He closed by naming the deeper worry running under both campaigns: real, if differently shaped, concerns about what either winner might do to Colombia's political institutions.

A regional pattern, and a geopolitical wildcard


Curiel widened the lens. She was careful not to flatten every recent right-populist surge in Latin America into a single story, but she argued it's hard to ignore a regional pattern all the same — strikingly similar candidates, rhetorical strategies, and now fraud allegations recurring across countries (Honduras, Peru, Bolivia among them) whose underlying security and political problems differ substantially. She suggested it might be worth studying today's crop of outsider-right figures the way scholars once studied the diffusion of Latin America's leftist movements in the 1960s and '70s — as a phenomenon with its own cross-border mechanics, not just parallel domestic stories.

On the United States, Curiel expected rhetorical engagement from the Trump administration — De la Espriella is an open admirer who had already met with Trump officials in Miami — but was skeptical it would prove decisive; Cepeda, by contrast, might govern more in the pragmatic, arm's-length mode of Mexico's Claudia Sheinbaum, building on the more accommodating turn Petro's own relationship with Washington had taken since earlier in the year. She also flagged a looming energy question neither candidate had addressed in any detail: an anticipated El Niño-driven drop in hydroelectric capacity, and the resulting scramble for imported natural gas — from the United States or, potentially, Venezuela — that whoever won would inherit almost immediately. And she pointed to a genuine irony in De la Espriella's biography: a right-wing candidate whose past legal work had tied him personally to a figure associated with the Maduro government, complicating any simple ideological reading of what a De la Espriella presidency would mean for Colombia–Venezuela relations.

Where the center went, and what comes next


The discussion that followed ranged widely: why Paloma Valencia's campaign collapsed after polling near 20 percent just weeks earlier (the panel's rough consensus: a hard right that structurally tends to outflank the establishment right across the region, compounded by a Petrista strategy that concentrated its fire on De la Espriella as the tougher runoff opponent, leaving Valencia to absorb collateral damage); whether Colombia's center had simply disappeared with the 2016 peace agreement; and how much weight to put on U.S. involvement or even World Cup-driven national sentiment as runoff wildcards. Nobody thought either would be decisive on its own.

Asked directly what a De la Espriella or a Cepeda presidency would mean for the health of Colombian democracy, Weintraub was candid about his concern — less because either candidate is uniquely dangerous, he said, than because Colombia's political system has grown exhausted, its 1991 constitutional settlement showing diminishing returns and a public “willing to experiment” after the unfulfilled promise of Petro's own presidency. Curiel and Kaplan both located genuine grounds for hope in the same place: an unusually fragmented political landscape, without a single unchallenged caudillo on either side, and courts and regulatory institutions that had — so far — held their independence through repeated stress tests. On violence specifically, the panel's closing predictions diverged by scenario. Under De la Espriella, Weintraub and Kaplan worried that a rupture in Petro's ongoing peace talks would trigger retaliatory violence, that a return to aerial coca fumigation would collide head-on with the Constitutional Court, and that elite or paramilitary backlash would follow if Cepeda had instead pursued land reform and a constituent assembly. Under Cepeda, the concern ran more toward armed groups continuing to exploit ceasefires and extortion economies, and toward the durability of institutional checks on a government still tied to Petro's unfinished agenda.

Díaz-Cayeros closed the session on a note that has stayed with the panel since: a viewer's comment in the chat had framed the choice as one between “the devil you know and the devil you don't.” Fair enough, he said — but democracy remains one of the few systems humanity has built that lets a society get rid of either devil, peacefully, and try again.

Postscript: what actually happened


Set against the news since, the panel's read holds up better in its worries than in its point estimates.

The margin was the first surprise. Weintraub's scenario modeling, built the morning after round one, had De la Espriella winning comfortably in most transfer scenarios. The actual runoff, held as scheduled on June 21, was instead a nail-biter: 49.66 percent to 48.70 percent, a gap of roughly 246,000 votes out of some 26 million cast — under one percentage point, and close enough that Cepeda initially declined to concede, contesting results from close to a quarter of polling stations before formally accepting the outcome on June 24 with a pledge to “exercise a democratic, vigilant and constructive opposition.” Election night itself brought clashes between protesters and police in Cali, an early sign of the social tension the panel had flagged as a risk under either outcome.

Weintraub's own post-election analysis, published the day of the runoff, put hard numbers behind the panel's “entrenched spatial blocks” thesis — and, in the process, revised one of the panel's own central premises. Only 26 of Colombia's more than eleven hundred municipalities changed which candidate won between the two rounds (14 flipping to De la Espriella, 12 to Cepeda), and nearly all of those flips came in places that were already razor-thin in round one. The country that voted for De la Espriella — Norte de Santander at 77 percent, Casanare at 69, Santander at 65, Antioquia at 64 — and the country that voted for Cepeda — Chocó and Vaupés both above 80 percent, Putumayo at 79, Nariño at 77, Cauca at 76 — barely overlapped at all. Bogotá told a version of the story Weintraub had flagged live on the panel, now with exact numbers: Cepeda carried the capital 52.5 percent to 45.4, a margin of about 302,000 votes, solid but well short of what Petro had won there in 2022, even as Cepeda gained ground in every other major city between rounds — up 8.7 points in Medellín, 8.2 in Cali, 8.0 in Cartagena, 7.1 in Barranquilla.

The more important correction concerns the “pivotal center” the panel spent so much of its discussion on the day after round one — the roughly 2.8 million voters who had backed Valencia, Fajardo, and López. Weintraub's later numbers show both campaigns' gains between rounds exceeded that entire pool on their own: De la Espriella added nearly 2.6 million votes beyond his first-round total, more than Valencia's whole first-round universe by itself, while Cepeda added over 3 million, more than the combined Fajardo-López vote. The runoff, in other words, wasn't decided mainly by which side won over centrist defectors but by each campaign's ability to pull entirely new voters to the polls, a dynamic already visible in round one, when turnout had risen 2.25 million over 2022, disproportionately in Cepeda's Caribbean and Pacific strongholds. Between rounds, turnout climbed further, up 5.6 points to 63.5 percent (3.6 million more voters than the 2022 runoff), and Cepeda's operation mobilized more of them in absolute terms than De la Espriella's. It simply wasn't enough to close a gap that had already opened in round one. As Weintraub summarized: De la Espriella won a close, high-turnout election on the strength of an intact regional coalition plus modest gains in the center; Cepeda outgrew his first-round vote proportionally, but never closed the gap he faced.

Washington reacted exactly as Curiel expected, if more enthusiastically than her cautious framing implied: Trump declared on Truth Social that De la Espriella had “Won, BIG!,” and Secretary of State Marco Rubio called the president-elect to discuss regional security cooperation, immigration, and trade. Precisely, the rhetorical engagement Curiel predicted, delivered with more warmth than skepticism.

Despite initial post-election tensions, transfer of power went ahead on schedule, if uneasily. De la Espriella was sworn in on August 7, not in Bogotá, but in Cali, under an unprecedented security operation of some 11,000 troops and a drone ban, with Javier Milei and José Antonio Kast among the foreign leaders in attendance.

On policy, the new president has moved fast to confirm Weintraub's most specific fears. He has vowed to end the Petro government's peace negotiations with armed groups, resume aerial fumigation of coca crops (a practice suspended for more than a decade), and the exact flashpoint Weintraub predicted would trigger a “choque” with the Constitutional Court — and expand the military's role against criminal organizations, alongside new large-scale prison construction. Analysts are now warning, in terms that echo Weintraub and Kaplan's closing remarks almost exactly, that abandoning negotiations could backfire: an estimated 27,000 members of armed groups currently have no reintegration pathway if talks collapse entirely. On foreign policy, De la Espriella has aligned closely with the Trump administration, backing its military strikes on suspected drug vessels in the Caribbean, expediting extraditions, severing relations with Cuba, and restoring ties with Israel. 

Six weeks into the new administration, the question the panel closed on that afternoon has stopped being hypothetical and started being lived: can Colombia's institutions absorb what comes next? It's the story DAL's "Democracy at the Ballot Box" series intends to keep following.

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