News
Aussie university awards simultaneous PhDs to SL twins
For the first time in its 168-year history, the University of Melbourne has awarded simultaneous PhDs to identical Sri Lankan twins.
The Melbourne University has said in a media statement that Nadeesha and Thejani Gunaratne commenced PhDs with the University, in 2016, following studies in Food Science and Technology at the University of Sri Jayewardenepura in their home country of Sri Lanka.
Both received their doctorates on Saturday 17 December in Melbourne, one day before International Twins Day.
During their PhD, both twins researched new ways to measure and analyse consumers’ emotional and sensory responses to chocolate in complementary research, with Thejani focusing on the impact of chocolate flavour and Nadeesha on the impact of packaging.
According to the University of Melbourne, their PhD research topics were:
Nadeesha Gunaratne – Implementation of non-invasive biometrics to identify effects of chocolate packaging towards consumer emotional and sensory responses
Thejani Gunaratne – Development and implementation of novel sensory evaluation procedures of consumer acceptability towards chocolate, based on emotions and biometric responses.
Their graduation ceremony was originally planned for March 2020 but delayed due to the pandemic.
Thejani is now a Senior Experimental Scientist – Sensory and Consumer Science at CSIRO in Melbourne and Nadeesha is a Research Scientist – Sensory and Consumer Products at Amway in Los Angeles.
“Being born twins, we have a unique bond that’s hard to explain to other people,” Thejani said.
“The fact that we have completed all important milestones together, primary school, high school and now university, has made our lives even more enjoyable. We were eagerly waiting to attend the PhD graduation together as it means a lot to us.”
Although the twins now live on opposite sides of the world, Nadeesha says they’re closer than ever.
“We still talk multiple times a day whether it’s by text, over the phone or on Zoom,” she said. “The fact that we’re finally together and were able to graduate together in person is a dream come true for both of us and our family.”
Under the supervision of Professor Frank Dunshea, Associate Professor Sigfredo Fuentes and Dr Damir Torrico, during their individual PhDs, the twins used technology developed in the University of Melbourne’s Sensory Lab, to apply biometrics – including skin temperature, facial micro-expressions and heart rate – to develop machine learning models and an evidence-based understanding of how consumers respond to both chocolate and its packaging, consciously and unconsciously.
They achieved seven academic journal publications in their PhDs, all with both twins as co-authors.
Their research highlights that our enjoyment of chocolate products and other foods – and our decisions to purchase them – are driven by far more factors than taste alone.
“When we buy food, based on its packaging and labels, we expect it to both taste good and match what that packaging tells us,” Nadeesha said.
“In the past, sensory research relied heavily on what participants said or did, which provides useful information on how consumers consciously respond to products, but limited on scientific data such as unconscious and emotional responses, which have a major impact on their experience and whether they’ll buy the same product again.”
Professor Dunshea said the biometric techniques, applied by Nadeesha and Thejani in their research, at the University, has added to our ability to conduct data-based sensory science research in recent years.
“For the food industries, particularly small and medium-sized enterprises, in Australia, with an export focus, this allows greater certainty that new foods will appeal to consumers and are more likely to result in repeat purchases. For consumers, it means more enjoyable foods that live up to the promise of what the packaging communicates,” Professor Dunshea said.
News
Diesel replacement costs up to Rs. 4.5 bn in April
Coal power generation falls by 27 GWh
A sharp decline in coal-fired electricity generation in April 2026, compared to the corresponding month last year, may have cost Sri Lanka more than Rs. 4.5 billion, as the country was compelled to rely on significantly more expensive diesel-powered generation to make up the shortfall, according to power sector data.
The coal-based electricity generation, in April 2026, was 27 GWh lower than in April 2025, a development that has sparked concern among energy experts and economists over the mounting financial burden on the country’s already strained power sector.
Industry calculations reveal that generating the lost 27 GWh through diesel-fired power plants would require approximately 8.1 million litres of fuel, based on a standard consumption rate of 0.3 litres per kilowatt-hour.
With fuel costs estimated at around USD 286 per barrel, or roughly USD 1.80 per litre, the replacement power would have cost approximately USD 14.57 million. At the prevailing exchange rate of about Rs. 315 to the US dollar, the bill exceeds Rs. 4.5 billion for April alone.
Energy sector analysts say the figure highlights the enormous economic value of maintaining high availability at coal-fired power plants, particularly at a time when Sri Lanka is seeking to reduce electricity costs and strengthen energy security.
“The financial impact of losing low-cost coal generation is substantial. Every unit not generated by coal has to be replaced by a much more expensive source, usually diesel or fuel oil, which ultimately affects the finances of the power sector and the wider economy,” a senior energy analyst said.
Even under a more conservative calculation, based on the average electricity generation cost of around Rs. 72 per unit recorded in 2025, the loss remains significant. The 27 million units not generated from coal would translate into an additional cost burden of nearly Rs. 2 billion.
The decline in coal generation comes at a critical juncture for Sri Lanka’s energy sector.
The government has repeatedly emphasised the need to maintain affordable electricity tariffs, while reducing dependence on imported fossil fuels and expanding renewable energy capacity.
Experts warn that any sustained reduction in low-cost baseload generation could undermine these objectives, increasing the need for costly thermal power and placing additional pressure on foreign exchange reserves.
The latest figures are expected to intensify scrutiny of generation planning, fuel procurement strategies and the operational performance of major power plants. They also underscore the importance of ensuring uninterrupted operation of coal-fired facilities until sufficient renewable and storage capacity is available to replace them reliably.
With the country striving to maintain economic stability and energy affordability, analysts argue that avoiding such generation shortfalls must remain a top priority for policymakers and power sector planners.
By Ifham Nizam
News
Sallay on hunger strike: Counsel warns CID
Asith Siriwardena Counsel for former Director of State Intelligence Service, Major General (Retd.) Suresh Sallay, detained under the Prevention of Terrorism Act (PTA) over the 2019 Easter Sunday attacks, has called upion the Director of the CID, SSP G. S. Abeysekara, to transfer his client either to a private or government hospital to receive urgently needed teatment.
Sallay was on a hunger strike, claiming mistreatment by the CID, his wife said, after visting him, yesterday.
Siriwardena wrote to the CID Director yesterday (07) after Sallay was visited by his wife, son and brother.
The text of the letter: “The family observed that Mr. Sallay’s physical condition has deteriorated to an alarming and critical level.
“He is reportedly unable to attend the visitation without the physical assistance of two officers. During the visit, he informed his family that he had refused medication, saline, food, and water. He further expressed a belief that his death is imminent and requested that arrangements be made for the donation of his eyes. He also requested an immediate visit from his Attorney for the purpose of executing his last will and other related legal documentation.
“These statements, and circumstances, demonstrate a grave deterioration in his physical and psychological condition. It is apparent that he is no longer capable of making rational decisions concerning his own welfare, health, and survival.
The prolonged conditions, under which he is presently being held have, at the very least, created a serious and immediate risk to his life.
“The State assumes a non-delegable duty of care toward every person held in its custody. Once an individual is deprived of liberty, the responsibility for safeguarding that person’s life, health, and wellbeing rests squarely upon the authorities exercising control over that individual. Any failure to discharge that duty in the face of a known and imminent medical emergency is a matter of the utmost legal seriousness.
“You are hereby formally notified that Mr. Sallay requires immediate medical intervention by qualified independent medical professionals and urgent transfer to an appropriate hospital facility capable of providing comprehensive assessment and treatment. Any delay, refusal, or failure to act despite clear knowledge of his precarious condition may give rise to personal and institutional liability under the criminal and civil law of Sri Lanka
“Should General Sallay suffer irreversible injury or death while remaining in the present conditions despite this explicit warning, it will be open to the relevant authorities, courts, and investigative bodies to examine whether such conduct amounts to a deliberate disregard of a known and foreseeable risk to life. Those responsible for decisions concerning his continued detention and medical care may be required to account personally for their actions and omissions.
“Accordingly, I demand that:
1. Mr. Sallay be transferred forthwith to a government or private hospital equipped to provide urgent medical treatment;
2. He be examined immediately by independent medical specialists, including psychiatric professionals if necessary; His legal representatives and family be granted reasonable access to him;
3. A written update on his medical status and the measures taken for his protection be provided without delay. This letter constitutes formal notice. Any further failure to act despite knowledge of the circumstances set out herein will be relied upon in any future judicial, criminal, constitutional, or international proceedings arising from harm suffered by my client.”
News
Opp. questions why Rs 10 bn meant for Ditwah victims held in Treasury account
The Opposition says the NPP government should explain why the funds received by Rebuilding Sri Lanka haven’t been utilised to provide relief to those affected by Ditwah cyclone in late November last year.
The failure on the part of the government to utilise as much as Rs 10 bn, received from local and foreign donors, came to light when the National Audit Office (NAO) appeared before the Public Finance Commission recently.
The NAO told the House Committee that no statutory fund currently existed under the name “Rebuilding Sri Lanka” and the programme operated through an account maintained under the Deputy Secretary to the Treasury.
The NAO declared that no payments had been made through this account to date.
Former SLPP MP Sanjeewa Edirimanne said that until the disclosure made by the NAO the country had been led to believe the Rebuilding Sri Lanka fund provided post-Ditwah relief. Pointing out that JVP General Secretary Tilvin Silva’s declaration in Jaffna that funds allocated to hold Provincial Council polls
had been utilised to assist Ditwah victims, Edirimanne said such blatant lies were propagated while the government held on to Rs 10 bn meant for the disaster victims.SJB MP Mujibur Rahman questioned the rationale behind keeping funds received specifically for Ditwah victims still living under extremely difficult conditions. (SF)
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