Meredith Kercher: The Amanda Knox Controversy

It’s just after one in the afternoon on November 2, 2007, when a small group stands outside a locked bedroom door in a modest apartment in Perugia, Italy. Amanda Knox, a 20-year-old American exchange student, paces the narrow hallway, her voice sharp with worry as she speaks to her Italian boyfriend, Raffaele Sollecito, and their friend Filomena Romanelli, one of the other housemates. They’ve already noticed things that don’t add up: the front door hanging open, blood smears in the shared bathroom, a window shattered in a room that looks like it’s been ransacked. But it’s the silence from Meredith Kercher’s room—the British student who shares the apartment with Knox and two others—that’s unsettling them most.

Romanelli calls out for Kercher, but there’s no answer. She urges the others to break down the door, but the police officers, newly arrived, hesitate—they’re reluctant to damage private property without a clear emergency. It’s Romanelli’s friend who finally kicks the door in. On the floor, covered by a blood-soaked duvet, lies the body of 21-year-old Meredith Kercher. Blood stains the floor, bed, and walls. The signs of violence are immediate and unmistakable: Kercher’s throat has been cut, her body bears multiple stab wounds and bruises, and evidence of sexual assault is apparent. The scene is chaotic—there are signs of a struggle, and two of her phones are missing, later found discarded in a nearby garden.

Perugia is a city of steep medieval streets and stone walls, its population swollen each autumn by students flocking to its universities from across Italy and the world. Meredith Kercher had arrived just weeks earlier, in September 2007. Born in Southwark, London, in December 1985, she’d always been fascinated by Italy—her friends called her “Mez.” Kercher had already studied European politics and Italian at the University of Leeds and dreamed of working for the European Union or as a journalist. When she received a place on a study-abroad year at the University of Perugia, she seized the opportunity, enrolling in courses on modern history and Italian film. She supported herself with part-time jobs as a waitress and a tour guide and had even appeared in a music video in 2004. Friends described her as caring, witty, and popular—a young woman who’d already left her mark back home.

Amanda Knox, her new roommate, had come to Perugia from Seattle. Knox grew up in West Seattle, the eldest of three sisters, and worked part-time jobs to fund her year abroad. She was outgoing but, according to her family, perhaps “unwary”—her stepfather had worried that she was too naive for Italy’s winding streets and ancient secrets. Knox chose Perugia for its authenticity, fewer tourists, and the promise of immersion. She moved into Via della Pergola 7, a ground-floor apartment shared with Kercher and two Italian women, Filomena Romanelli and Laura Mezzetti, both trainee lawyers in their late twenties. Just days after moving in, Knox met Raffaele Sollecito—a 23-year-old Italian software engineering student—at a concert on October 25, and the two quickly became inseparable, spending most nights together at his apartment, a five-minute walk from the cottage.

Rudy Guede, the third name forever tied to this case, had a very different background. Born in Abidjan, Côte d’Ivoire, in December 1986, he moved to Perugia at age five and was raised in part by teachers, a local priest, and later by a wealthy foster family who eventually asked him to leave. Guede’s life spiraled into petty crime—he hung around the Piazza Grimana basketball courts, sometimes sleeping in friends’ places. In late October 2007, just days before the crime, he was arrested in Milan for breaking into a nursery school and found with a stolen 28-centimeter kitchen knife. In Perugia, Guede had met Knox, Kercher, and their friends on several occasions, often lingering at gatherings in the basement apartment beneath Via della Pergola 7.

The night of November 1, 2007, began quietly. It was a public holiday in Italy; the Italian housemates were away, as were the young men who lived in the downstairs apartment. Meredith Kercher had dinner with three English friends at a nearby house, leaving them at about 8:45 p.m., roughly 460 meters from her own apartment. She was last seen walking back toward Via della Pergola 7, planning for a quiet night in. Knox spent the evening with Sollecito at his place. She’d received a text from her boss canceling her waitressing shift at Le Chic, a local bar. Sollecito later said he couldn’t remember if Knox was with him the entire night, though she claimed she was.

By the next morning, the normal rhythms of the apartment were broken. Knox returned to Via della Pergola 7, noticing the front door ajar, blood droplets in the bathroom, and Kercher’s bedroom door locked. She showered in their shared bathroom, found feces in the toilet of the other bathroom, and returned to Sollecito’s flat, shaken. Together, Knox and Sollecito headed back to the apartment, finding the bedroom still locked. After attempts to reach Kercher on her two mobile phones failed, Knox called her mother in Seattle at 12:47 p.m. Romanelli, alerted by Knox, arrived soon after, and after the failed efforts by police to force the door, it was finally broken open by Romanelli’s friend.

Kercher’s body was found on the floor, partially undressed, with her room in disarray. The police quickly determined this was not a simple robbery gone wrong. The two phones Kercher always carried had been found tossed over a garden wall, nearly a kilometer away. There were no signs that anything of value had been taken, and the apparent burglary—broken glass in Romanelli’s room—looked staged. The autopsy, conducted by Luca Lalli, documented sixteen bruises and seven cuts, including defensive wounds on Kercher’s hands, and trauma around her mouth and jaw consistent with being smothered. She’d been sexually assaulted and died from blood loss due to multiple stab wounds to the neck.

Within hours, the police investigation took on a frantic pace. Detectives Monica Napoleoni and Marco Chiacchiera interviewed Knox and Sollecito, pressing them on their whereabouts and their reactions. Napoleoni expressed suspicion over Knox’s demeanor and her inconsistent recollections of the morning’s events. Knox said she had spent the night with Sollecito, smoking marijuana, watching the French film "Amélie," and having sex. Sollecito, when questioned separately, was less certain, claiming he couldn’t remember if Knox had been with him the entire evening.

Amanda Knox, Raffaele Sollecito, and Patrick Lumumba—the owner of the bar where Knox worked—were arrested on November 6, 2007. Police focused on contradictions in Knox’s statements and, crucially, on an accusation she made during late-night interrogations that Lumumba had committed the murder. Knox later retracted this, saying she’d been pressured and was denied access to a lawyer. Lumumba, meanwhile, was quickly released after patrons from his bar provided an alibi. At the same time, forensic teams analyzed the apartment and found bloody fingerprints, palm prints, and DNA.

On November 19, 2007, investigators matched the bloody fingerprints to Rudy Guede. He had already fled Italy for Germany, but was tracked down and extradited back to Perugia. Forensic evidence against Guede was overwhelming: his DNA was found all over the crime scene, including on the bra clasp torn from Kercher’s body, as well as inside her body. His bloody palm print was found on a pillow beneath her hips. Out of 400 DNA samples collected, 100 were attributed to Guede, while none matched Knox in the victim’s room.

Guede opted for a fast-track trial, held behind closed doors. He told the court he’d been at the apartment by consensual arrangement, claiming he and Kercher had kissed and touched but did not have sex because they lacked condoms. He said he had stomach pains and went to the bathroom, and while there, heard Kercher scream. He claimed to have found her bleeding, and to have seen a dark figure escape, uttering, “Found black, found guilty—let’s go.” The court rejected this account, noting he could not explain why his bloody palm print was found beneath Kercher’s body, nor why his DNA, but not Knox’s or Sollecito’s, was present on the most critical evidence. In October 2008, Guede was convicted of murder and sexual assault and sentenced to 30 years, later reduced to 16 years on appeal for his cooperation and the expedited process.

The focus now shifted to Knox and Sollecito. Their trial began in January 2009, before Judge Giancarlo Massei and a mixed panel of professional and lay judges. The prosecution posited a lurid scenario: that Knox, Sollecito, and Guede attacked Kercher together, forcing her on her hands and knees while Guede sexually assaulted her, and that Knox wielded the knife, inflicting the fatal wounds. The prosecution built its case on circumstantial evidence: Knox’s inconsistent statements, Sollecito’s DNA on the metal clasp of Kercher’s bra (but not on the fabric), and the argument that the crime scene had been cleaned to eliminate their traces. There was a single piece of forensic evidence linking Sollecito to the room—the bra clasp, which had been left on the floor for 47 days before collection.

The defense for Knox and Sollecito insisted on their innocence. They highlighted the lack of any physical trace—no fingerprints, shoeprints, or DNA—connecting either of them to the murder room or Kercher’s body. They argued that Guede, with his prior history of break-ins, had acted alone, and that the supposed burglary was staged to divert suspicion. Independent forensic experts later criticized the Italian forensic team’s handling of evidence, noting the risk of contamination and the questionable reliability of DNA results obtained from such low-level samples.

On December 5, 2009, Amanda Knox was convicted of murder, sexual violence, defamation, and faking a break-in. She was sentenced to 26 years in prison; Sollecito received 25 years. The verdicts triggered outrage in the US and much of the English-speaking world, with critics arguing that the prosecution’s case relied on character assassination, media-driven narratives, and contaminated or irrelevant forensic evidence. The Italian legal system, meanwhile, permits appeals as a matter of right, treating the first verdict as provisional.

In November 2010, the appeal trial began before Judges Claudio Pratillo Hellmann and Massimo Zanetti. For the first time, the court ordered an independent review of the contested DNA evidence. The results were damning for the prosecution: the knife, seized from Sollecito’s kitchen and presented as the murder weapon, was found to have no trace of Kercher’s DNA. The bra clasp contained a mixture of DNA from multiple males, and experts testified that the sample was likely contaminated after having been left on the floor for weeks. The only unambiguous DNA at the crime scene belonged to Guede. The appeal judges cited these basic forensic errors, along with the lack of material evidence, as grounds for overturning the convictions. On October 3, 2011, Knox and Sollecito were acquitted and released, having spent almost four years in prison.

But the case was far from over. In March 2013, Italy’s Supreme Court annulled the acquittals, criticizing the Hellmann court for failing to order new DNA tests and for not giving enough weight to circumstantial evidence or to Knox’s statements during police interrogations. A retrial was ordered, and in January 2014, Knox and Sollecito were again found guilty. This time, the court pointed not to new forensic results—the new DNA test on the knife again returned negative for Kercher’s DNA—but to the theory that the evidence must have been wiped away in a post-crime cleanup. The judges accepted the earlier fast-track verdict in Guede’s case as evidence that he had not acted alone.

On March 27, 2015, the Italian Supreme Court brought the saga to a close, definitively acquitting Amanda Knox and Raffaele Sollecito. In their reasoning, the justices cited “sensational investigative failures,” “investigative amnesia,” and “culpable omissions” on the part of the authorities. They stated unambiguously that neither Knox nor Sollecito had participated in the murder or been present at the crime scene. No biological traces linked them to the murder room or Kercher’s body. The court rejected the idea that the crime scene had been cleaned to remove only their traces while leaving Guede’s untouched—concluding that the prosecution’s scenario had no foundation. The judgment invoked Article 530 §2 of the Italian code: reasonable doubt.

Knox’s ordeal, however, was not entirely over. The conviction for slander remained—stemming from her implication of Patrick Lumumba during the chaotic interrogations. The European Court of Human Rights weighed in, awarding Knox €18,400 in compensation for the failure to provide her with a lawyer or competent interpreter during those initial hours in custody. Years later, an Italian court retried the slander charge, ultimately upholding it, but Knox was not sentenced to further prison time, as she had already served the term during her pre-trial detention.

Rudy Guede served the reduced 16-year sentence. He was released on work release in 2019 and fully released from prison in November 2021.

The case of Meredith Kercher’s murder and the trials that followed became one of the most scrutinized and controversial in recent history. It exposed critical weaknesses in forensic science, particularly concerning the handling, collection, and interpretation of DNA evidence. The knife that became the centerpiece of the prosecution’s case was not found at the crime scene but in Sollecito’s kitchen. Experts later concluded that the DNA samples on the knife and bra clasp were either too weak or likely contaminated to support a conviction. More than 400 DNA samples were taken from the apartment, but only Guede’s appeared in the places that mattered.

The investigation and its aftermath highlighted the power of media narratives in shaping public perception. Knox was alternately depicted as a naive student caught in an Italian legal nightmare and as a manipulative “Foxy Knoxy”—the nickname splashed across international tabloids. The trial was a media spectacle, with daily leaks, invented stories, and a best-selling book published in Italy that claimed to reveal details of Knox’s private life. The coverage fueled debate about the presumption of innocence, trial by media, and how different legal systems approach high-profile crimes.

The Italian justice system’s unique structure added layers of complexity. In Italy, a guilty verdict at trial is not final until all appeals have been exhausted. The same case can be retried multiple times, with new evidence and witnesses. The prosecution can appeal an acquittal, and a final verdict is only reached after the Supreme Court rules.

The Kercher case also had lasting consequences for those at its center. Knox’s family was left insolvent after years of legal bills; Sollecito finished his degree while in prison. Kercher’s family mourned a daughter lost to senseless violence and was left frustrated by conflicting verdicts and the public spectacle that followed.

In the end, the most specific and striking finding in the final Supreme Court decision was this: not a single biological trace—no DNA, no fingerprints, no footprints, no hairs—linked either Amanda Knox or Raffaele Sollecito to the murder room or to Meredith Kercher’s body, while Rudy Guede’s DNA and fingerprints were found in abundance throughout the scene.