About Us

LIGHTS is a research and consulting firm advocating for that crucial synergy between law, ICT, and human rights. Our current focus area is privacy and data protection.


Body of Work in Privacy and Data Protection

LIGHTS consultants work extensively on privacy and data protection as evidenced by the following prior and current engagements:


  • Development of a sustainable Privacy Program for the Ateneo de Manila University (ongoing), Philippine Health Insurance Corporation (ongoing), a remittance company (ongoing), a non-life insurance provider, and car dealership companies


  • Conduct of a privacy impact assessment on specific data processing systems, including a national health expenditure survey, tuberculosis information systems, and related monitoring and evaluation activities


  • Conduct of a Data Privacy Act Compliance Workshop to various regional units of the Philippine Health Insurance Corporation, a universal bank, a global digital solutions provider across mobile, web, cloud, and legacy platforms, a medium-sized law firm, a private university and its adjunct level 3 medical center, and numerous non-profit organisations


  • Expert advice at consultations by the Office of the United Nations High Commissioner for Human Rights, World Bank, Facebook, Electronic Privacy Information Center, Meta, Department of Information and Communications Technology, Department of Health, and other government agencies


  • Speaking engagements in various international forums such as the 2021 Stockholm Internet Forum, 2015 Internet Governance Forum (Brazil), 2016 Asia-Pacific Internet Governance Forum (Taiwan), 2016 and 2019 The Citizen Lab Summer Institute (Canada), and at side events to the 2019 Human Rights Council 37th ordinary session (Switzerland) and the 2017 International Conference of Data Protection and Privacy Commissioners (Hong Kong)


  • Speaking engagements in various domestic forums such as those organized by the National Privacy Commission, Department of Information and Communications Technology, Bureau of Internal Revenue, EU-Philippines Business Network, UP Law Internet and Society Program, Association of Municipal Health Officers of the Philippines, and the Philippine Alliance of Human Rights Advocates


  • DPA Lectures at various teaching and educational institutions such as the University of the Philippines Law Center, Ateneo de Manila University School of Law, San Beda University College of Law, the Ateneo de Naga School of Law, University of Santo Tomas, and the Lyceum of the Philippines University


  • Expert opinion to various media outlets, such as the Wall Street Journal, Bloomberg News, South China Morning Post, The Straits Times, Rappler Philippines, the Philippine Daily Inquirer, ABS-CBN News, GMA News, PhilStar.com, Interakyson, MSN News, SPOT.PH, and Reportr World

The Team

Privacy Advocates

  • LinkedIn
  • Twitter

Senior Privacy Advisor

  • LinkedIn

Maristela Miranda

Senior Associate

  • LinkedIn

Maris is a Certified Information Privacy Manager. She regularly conducts research and serves as a resource speaker and consultant on data protection to various organisations in the private and public sectors.


She is a former member of the Privacy Policy Office of the National Privacy Commission. She currently writes about privacy-related issues for GMA News Online and contributes to the development of briefing papers on different issues relating to privacy.


She has a degree in Community Development from the University of the Philippines, where she is also earned her post-graduate units in Urban and Regional Planning.

Shari Datu Tambuyung

Junior Privacy Advisor

Shari is currently part of the Ateneo de Manila University’s data protection unit, with the role of Compliance Officer for Privacy.


She is a former Development Management Officer of the National Privacy Commission, serving under its Policy Development Division. In the agency’s effort to engage with different sectors, she was also designated as overall sectoral champion for the retail industry. She has organized and conducted orientations relating to privacy and data protection.


Shari completed her undergraduate studies at Miriam College, where she earned a degree in Business Administration.

Maloy Calaquian

Senior Quality Management Advisor

Maloy is an Otorhinolaryngologist in active practice with extensive work experience involving clinical, academic, and administrative responsibilities.


He led the Philippine General Hospital in its Philhealth Certification on "Center for Excellence" in 2009 and its ISO re-certification in 2011, 2014, and 2017; and the first ISO certification of Ospital ng Muntinlupa (OsMun) in 2013. He is a major contributor to the JCI accreditation of Asian Hospital & Medical Center (2013, 2016) by leading its Quality Management Committee (2008-2013) and Clinical Pathway and Guidelines Committee (2014-present).


He took up Masters in Hospital Administration at the UP Manila College of Public Health.

Maloy Calaquian.png

Jamael Jacob

Executive Director


Jam is an IAPP Fellow of Information Privacy (CIPP/E, CIPM, FIP). He is a lawyer by profession and specialises in ICT, law, and human rights. He has worked on data protection since 2011. He serves as the Data Protection Officer of the Ateneo de Manila University, and is Policy and Legal Advisor of the Foundation for Media Alternatives.


Previously, he led the policy unit of the National Privacy Commission. Today, he regularly speaks at various local and international forums, and writes for GMA News Online.

He has degrees in Sociology and Law from the University of the Philippines, an LL.M from the University of Auckland, and has taken the Summer Course on US-EU Privacy Law and Policy at the University of Amsterdam.

Ivy Patdu


Ivy D. Patdu is a physician, a lawyer, and a privacy practitioner.  She served as Deputy Commissioner of the National Privacy Commission, providing her expertise in the development of the Implementing Rules of the Data Privacy Act, other agency issuances, and the DPO ACE Training Program.

She also practices as medicolegal, handling risk management for healthcare providers, and serves as lawyer for doctors and hospitals.


She earned her degrees in medicine and law from the University of the Philippines-Manila and the Ateneo law school, respectively. She also completed her Masters in Hospital Administration from UP Manila. She is also a Certified Information Privacy Professional.


In the News


Marcos signs SIM Card Registration Act. Will it really stop scammers?

10 October 2022

“Once they do that, all that’s left is another massive state-sanctioned database that contains millions of pieces of personal identification information. Such databases are not only expensive to maintain but become honeypots for hackers and others to exploit,” Jacob said. Read his piece on the issue here.


Philippine privacy regulator gearing up to impose new fines despite challenges

23 May 2022

"For multinational companies that already spend a substantial amount on data privacy compliance, these fines would hardly be noticed, according to data-protection advocate and former NPC director Jamael Jacob."

“For the big ones, the ones whose violations have a large impact, it might not be a sufficient deterrent,” he told MLex.

The Wall Street Journal

Doing Business in Myanmar Is Tough, but Norway’s Telenor Finds That Leaving Isn’t Much Easier

14 February 2022

“For telcos and governments, it’s in their interest to say it’s nothing harmful or invasive,” said Jamael Jacob, a Manila-based lawyer specializing in digital privacy. “But civil society would say it’s still capable of disclosing people’s identities and putting them at risk if it got into the hands of the wrong people.”


Free online course on privacy and data protection launched

29 July 2021

“With the constant evolution of privacy, as a concept, and the pace of development we’re seeing in the field of data protection, it is important that Filipinos are able to keep up”


Why loan apps are so popular in the Philippines… for better or for worse

13 May 2021

When things go wrong and money gets tight and we run out of people to ask for help from, advances in technology could save the day.


Despite ‘red-tagging,’ community pantries rise to 350, says advocate

22 April 2021

Critics of the government say that the baseless labeling of certain individuals and groups as communist rebels or supporters have led to violent and even fatal attacks.


NPC: Police have no blanket power to access data of persons in custody of gov’t agency

19 March 2021

The privacy body appeared to have made the statement after lawyer Jam Jacob wrote a scathing criticism in his Newsbytes.PH column…


Do Gays Go Straight After a Few Drinks? Dacera Case Sparks Debate

14 January 2021

Privacy rights lawyer Jamael Jacob said the PNP's disclosure of persons of interests' sexual orientation is also a violation of their privacy.

MLex Market Intelligence

Philippine privacy regime fails to live up to expectations

14 October 2020

Jam Jacob, a former NPC director and currently the data-protection officer of the Ateneo de Manila University, also told MLex it’s now getting harder to convince other organizations why they have to take data protection seriously in the country.


Things to know before sharing others' personal info amid coronavirus outbreak

23 March 2020

“It is highly improbable that the public at large will need to know the identities of COVID-19 patients,” he emphasized. “There is a reason why there is no country out there parading a list of their COVID-19 patients.”


Increasing role of tech in data exposure underlined in privacy confab

30 January 2019

Experts from various sectors and regions of the country gathered last January 18 for “Panopticon”, a privacy and ICT conference...


The DFA Mess and Data Privacy, Explained

24 January 2019

Now that the dust has settled, it’s a good time to take stock of what happened with the Department of Foreign Affairs...

The Straits Times

Philippine Congress ratifies national ID law

31 May 2018

Philippine lawmakers on Wednesday (May 30) ratified a proposed law creating a "national identification system", amid criticism it will set up a mechanism prone to data breach and abuse...


State surveillance as a tool to silence critics

18 March 2018

Human rights groups say the administrations of Gloria Macapagal Arroyo and Rodrigo Duterte are similar in their "intensity" of use of state surveillance...


Christine Dacera film? Filipinos’ response is to let her ‘rest in peace’

18 February 2021

A lawyer who specializes in privacy law said that Christine still has privacy rights under the Philippine law even if deceased.


Privacy in Christine Dacera Case Matters, Here's Why

14 January 2021

“Unless authorities and offices can invoke a legal basis for the public disclosure of the autopsy results, the victim’s family can still assert their right to privacy and keep information confidential,” he said.

Philippine Daily Inquirer

Contact tracing apps: Public health vs data privacy

8 July 2020

Despite its promised benefits, contact tracing apps are raising a growing number of data privacy concerns.

Philippine Daily Inquirer

Right to be Forgotten

23 June 2019

An individual may compel a search engine, like Google, to remove or delete links containing “inadequate, irrelevant… or excessive” data...

South China Morning Post

Big brother Huawei kitted out this Philippine city. Is China watching?

28 January 2019

Huawei’s state of the art surveillance systems at the Philippines’ ‘Bonifacio Global City’ spark paranoia that a Chinese big brother is watching

Philippine Daily Inquirer

Dangerous Data Breach

2 October 2018

The Senate should seriously consider the call by a data privacy expert to look into the possible data breach of files from the Department of National Defense (DND)...


Weighing the national ID system for Filipinos: The good, the bad and the ugly

29 May 2018

The proposed national ID system may soon become a law, but many sectors are divided on whether the system would be thoroughly advantageous or mired with privacy and security issues.


State surveillance: A necessary evil?

16 March 2018

In this year alone, authorities in the Philippines were able to arrest 3 individuals connected with the Islamic State (ISIS).


What you need to know about state surveillance

10 March 2018

The administration of President Rodrigo Duterte purchased communications surveillance equipment from the UK. What should citizens know about state monitoring?